7.5 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
8.6 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
9.3 High
AI Score
Confidence
High
0.003 Low
EPSS
Percentile
70.0%
The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:0883 advisory.
Perl is a high-level programming language that is commonly used for system administration utilities and web programming.
Security Fix(es):
* perl: heap-based buffer overflow in regular expression compiler leads to DoS (CVE-2020-10543)
* perl: corruption of intermediate language state of compiled regular expression due to integer overflow leads to DoS (CVE-2020-10878)
* perl: corruption of intermediate language state of compiled regular expression due to recursive S_study_chunk() calls leads to DoS (CVE-2020-12723)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.
Note that Nessus has not tested for these issues but has instead relied only on the application’s self-reported version number.
##
# (C) Tenable, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Red Hat Security Advisory RHSA-2021:0883. The text
# itself is copyright (C) Red Hat, Inc.
##
include('compat.inc');
if (description)
{
script_id(147832);
script_version("1.13");
script_set_attribute(attribute:"plugin_modification_date", value:"2024/06/04");
script_cve_id("CVE-2020-10543", "CVE-2020-10878", "CVE-2020-12723");
script_xref(name:"RHSA", value:"2021:0883");
script_xref(name:"IAVA", value:"2020-A-0268");
script_xref(name:"IAVA", value:"2021-A-0030");
script_xref(name:"IAVA", value:"2021-A-0328");
script_xref(name:"CEA-ID", value:"CEA-2021-0004");
script_xref(name:"CEA-ID", value:"CEA-2021-0025");
script_name(english:"RHEL 7 : perl (RHSA-2021:0883)");
script_set_attribute(attribute:"synopsis", value:
"The remote Red Hat host is missing one or more security updates for perl.");
script_set_attribute(attribute:"description", value:
"The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as
referenced in the RHSA-2021:0883 advisory.
Perl is a high-level programming language that is commonly used for system administration utilities and
web programming.
Security Fix(es):
* perl: heap-based buffer overflow in regular expression compiler leads to DoS (CVE-2020-10543)
* perl: corruption of intermediate language state of compiled regular expression due to integer overflow
leads to DoS (CVE-2020-10878)
* perl: corruption of intermediate language state of compiled regular expression due to recursive
S_study_chunk() calls leads to DoS (CVE-2020-12723)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and
other related information, refer to the CVE page(s) listed in the References section.
Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.
Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version
number.");
# https://access.redhat.com/security/data/csaf/v2/advisories/2021/rhsa-2021_0883.json
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?da2a97e8");
script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/updates/classification/#moderate");
script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/errata/RHSA-2021:0883");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1837975");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1837988");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1838000");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1933589");
script_set_attribute(attribute:"solution", value:
"Update the RHEL perl package based on the guidance in RHSA-2021:0883.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P");
script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2020-10878");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"exploit_available", value:"false");
script_cwe_id(185, 787);
script_set_attribute(attribute:"vendor_severity", value:"Moderate");
script_set_attribute(attribute:"vuln_publication_date", value:"2020/06/02");
script_set_attribute(attribute:"patch_publication_date", value:"2021/03/16");
script_set_attribute(attribute:"plugin_publication_date", value:"2021/03/17");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:rhel_eus:7.6");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl-CPAN");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl-ExtUtils-CBuilder");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl-ExtUtils-Embed");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl-ExtUtils-Install");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl-IO-Zlib");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl-Locale-Maketext-Simple");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl-Module-CoreList");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl-Module-Loaded");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl-Object-Accessor");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl-Package-Constants");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl-Pod-Escapes");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl-Time-Piece");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl-core");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl-libs");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl-macros");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl-tests");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_set_attribute(attribute:"stig_severity", value:"I");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Red Hat Local Security Checks");
script_copyright(english:"This script is Copyright (C) 2021-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("ssh_get_info.nasl", "redhat_repos.nasl");
script_require_keys("Host/local_checks_enabled", "Host/RedHat/release", "Host/RedHat/rpm-list", "Host/cpu");
exit(0);
}
include('rpm.inc');
include('rhel.inc');
if (!get_kb_item('Host/local_checks_enabled')) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
var os_release = get_kb_item('Host/RedHat/release');
if (isnull(os_release) || 'Red Hat' >!< os_release) audit(AUDIT_OS_NOT, 'Red Hat');
var os_ver = pregmatch(pattern: "Red Hat Enterprise Linux.*release ([0-9]+(\.[0-9]+)?)", string:os_release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, 'Red Hat');
os_ver = os_ver[1];
if (!rhel_check_release_list(operator: 'ge', os_version: os_ver, rhel_versions: ['7','7.6'])) audit(AUDIT_OS_NOT, 'Red Hat 7.x / 7.x', 'Red Hat ' + os_ver);
if (!get_kb_item('Host/RedHat/rpm-list')) audit(AUDIT_PACKAGE_LIST_MISSING);
var cpu = get_kb_item('Host/cpu');
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ('x86_64' >!< cpu && cpu !~ "^i[3-6]86$" && 's390' >!< cpu && 'aarch64' >!< cpu && 'ppc' >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, 'Red Hat', cpu);
var constraints = [
{
'repo_relative_urls': [
'content/aus/rhel/server/7/7.6/x86_64/debug',
'content/aus/rhel/server/7/7.6/x86_64/optional/debug',
'content/aus/rhel/server/7/7.6/x86_64/optional/os',
'content/aus/rhel/server/7/7.6/x86_64/optional/source/SRPMS',
'content/aus/rhel/server/7/7.6/x86_64/os',
'content/aus/rhel/server/7/7.6/x86_64/source/SRPMS',
'content/e4s/rhel/power-le/7/7.6/ppc64le/debug',
'content/e4s/rhel/power-le/7/7.6/ppc64le/highavailability/debug',
'content/e4s/rhel/power-le/7/7.6/ppc64le/highavailability/os',
'content/e4s/rhel/power-le/7/7.6/ppc64le/highavailability/source/SRPMS',
'content/e4s/rhel/power-le/7/7.6/ppc64le/optional/debug',
'content/e4s/rhel/power-le/7/7.6/ppc64le/optional/os',
'content/e4s/rhel/power-le/7/7.6/ppc64le/optional/source/SRPMS',
'content/e4s/rhel/power-le/7/7.6/ppc64le/os',
'content/e4s/rhel/power-le/7/7.6/ppc64le/source/SRPMS',
'content/e4s/rhel/server/7/7.6/x86_64/debug',
'content/e4s/rhel/server/7/7.6/x86_64/highavailability/debug',
'content/e4s/rhel/server/7/7.6/x86_64/highavailability/os',
'content/e4s/rhel/server/7/7.6/x86_64/highavailability/source/SRPMS',
'content/e4s/rhel/server/7/7.6/x86_64/optional/debug',
'content/e4s/rhel/server/7/7.6/x86_64/optional/os',
'content/e4s/rhel/server/7/7.6/x86_64/optional/source/SRPMS',
'content/e4s/rhel/server/7/7.6/x86_64/os',
'content/e4s/rhel/server/7/7.6/x86_64/source/SRPMS',
'content/eus/rhel/computenode/7/7.6/x86_64/debug',
'content/eus/rhel/computenode/7/7.6/x86_64/optional/debug',
'content/eus/rhel/computenode/7/7.6/x86_64/optional/os',
'content/eus/rhel/computenode/7/7.6/x86_64/optional/source/SRPMS',
'content/eus/rhel/computenode/7/7.6/x86_64/os',
'content/eus/rhel/computenode/7/7.6/x86_64/source/SRPMS',
'content/eus/rhel/power-le/7/7.6/ppc64le/debug',
'content/eus/rhel/power-le/7/7.6/ppc64le/highavailability/debug',
'content/eus/rhel/power-le/7/7.6/ppc64le/highavailability/os',
'content/eus/rhel/power-le/7/7.6/ppc64le/highavailability/source/SRPMS',
'content/eus/rhel/power-le/7/7.6/ppc64le/optional/debug',
'content/eus/rhel/power-le/7/7.6/ppc64le/optional/os',
'content/eus/rhel/power-le/7/7.6/ppc64le/optional/source/SRPMS',
'content/eus/rhel/power-le/7/7.6/ppc64le/os',
'content/eus/rhel/power-le/7/7.6/ppc64le/resilientstorage/debug',
'content/eus/rhel/power-le/7/7.6/ppc64le/resilientstorage/os',
'content/eus/rhel/power-le/7/7.6/ppc64le/resilientstorage/source/SRPMS',
'content/eus/rhel/power-le/7/7.6/ppc64le/source/SRPMS',
'content/eus/rhel/power/7/7.6/ppc64/debug',
'content/eus/rhel/power/7/7.6/ppc64/optional/debug',
'content/eus/rhel/power/7/7.6/ppc64/optional/os',
'content/eus/rhel/power/7/7.6/ppc64/optional/source/SRPMS',
'content/eus/rhel/power/7/7.6/ppc64/os',
'content/eus/rhel/power/7/7.6/ppc64/source/SRPMS',
'content/eus/rhel/server/7/7.6/x86_64/debug',
'content/eus/rhel/server/7/7.6/x86_64/highavailability/debug',
'content/eus/rhel/server/7/7.6/x86_64/highavailability/os',
'content/eus/rhel/server/7/7.6/x86_64/highavailability/source/SRPMS',
'content/eus/rhel/server/7/7.6/x86_64/optional/debug',
'content/eus/rhel/server/7/7.6/x86_64/optional/os',
'content/eus/rhel/server/7/7.6/x86_64/optional/source/SRPMS',
'content/eus/rhel/server/7/7.6/x86_64/os',
'content/eus/rhel/server/7/7.6/x86_64/resilientstorage/debug',
'content/eus/rhel/server/7/7.6/x86_64/resilientstorage/os',
'content/eus/rhel/server/7/7.6/x86_64/resilientstorage/source/SRPMS',
'content/eus/rhel/server/7/7.6/x86_64/source/SRPMS',
'content/eus/rhel/system-z/7/7.6/s390x/debug',
'content/eus/rhel/system-z/7/7.6/s390x/optional/debug',
'content/eus/rhel/system-z/7/7.6/s390x/optional/os',
'content/eus/rhel/system-z/7/7.6/s390x/optional/source/SRPMS',
'content/eus/rhel/system-z/7/7.6/s390x/os',
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'content/tus/rhel/server/7/7.6/x86_64/debug',
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'content/tus/rhel/server/7/7.6/x86_64/os',
'content/tus/rhel/server/7/7.6/x86_64/source/SRPMS'
],
'pkgs': [
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{'reference':'perl-5.16.3-294.el7_6.1', 'sp':'6', 'cpu':'ppc64le', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
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{'reference':'perl-Locale-Maketext-Simple-0.21-294.el7_6.1', 'sp':'6', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'perl-macros-5.16.3-294.el7_6.1', 'sp':'6', 'cpu':'ppc64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
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{'reference':'perl-macros-5.16.3-294.el7_6.1', 'sp':'6', 'cpu':'s390x', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
{'reference':'perl-macros-5.16.3-294.el7_6.1', 'sp':'6', 'cpu':'x86_64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
{'reference':'perl-Module-CoreList-2.76.02-294.el7_6.1', 'sp':'6', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
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{'reference':'perl-Object-Accessor-0.42-294.el7_6.1', 'sp':'6', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
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{'reference':'perl-tests-5.16.3-294.el7_6.1', 'sp':'6', 'cpu':'x86_64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
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]
},
{
'repo_relative_urls': [
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'content/dist/rhel-alt/server/7/7Server/system-z-a/s390x/optional/debug',
'content/dist/rhel-alt/server/7/7Server/system-z-a/s390x/optional/os',
'content/dist/rhel-alt/server/7/7Server/system-z-a/s390x/optional/source/SRPMS',
'content/dist/rhel-alt/server/7/7Server/system-z-a/s390x/os',
'content/dist/rhel-alt/server/7/7Server/system-z-a/s390x/source/SRPMS'
],
'pkgs': [
{'reference':'perl-5.16.3-294.el7_6.1', 'cpu':'ppc64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
{'reference':'perl-5.16.3-294.el7_6.1', 'cpu':'ppc64le', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
{'reference':'perl-5.16.3-294.el7_6.1', 'cpu':'s390x', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
{'reference':'perl-5.16.3-294.el7_6.1', 'cpu':'x86_64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
{'reference':'perl-core-5.16.3-294.el7_6.1', 'cpu':'ppc64', 'release':'7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'perl-core-5.16.3-294.el7_6.1', 'cpu':'ppc64le', 'release':'7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'perl-core-5.16.3-294.el7_6.1', 'cpu':'s390x', 'release':'7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'perl-core-5.16.3-294.el7_6.1', 'cpu':'x86_64', 'release':'7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'perl-CPAN-1.9800-294.el7_6.1', 'release':'7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'perl-devel-5.16.3-294.el7_6.1', 'cpu':'i686', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
{'reference':'perl-devel-5.16.3-294.el7_6.1', 'cpu':'ppc', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
{'reference':'perl-devel-5.16.3-294.el7_6.1', 'cpu':'ppc64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
{'reference':'perl-devel-5.16.3-294.el7_6.1', 'cpu':'ppc64le', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
{'reference':'perl-devel-5.16.3-294.el7_6.1', 'cpu':'s390', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
{'reference':'perl-devel-5.16.3-294.el7_6.1', 'cpu':'s390x', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
{'reference':'perl-devel-5.16.3-294.el7_6.1', 'cpu':'x86_64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
{'reference':'perl-ExtUtils-CBuilder-0.28.2.6-294.el7_6.1', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'perl-ExtUtils-Embed-1.30-294.el7_6.1', 'release':'7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'perl-ExtUtils-Install-1.58-294.el7_6.1', 'release':'7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'perl-IO-Zlib-1.10-294.el7_6.1', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'perl-libs-5.16.3-294.el7_6.1', 'cpu':'i686', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
{'reference':'perl-libs-5.16.3-294.el7_6.1', 'cpu':'ppc', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
{'reference':'perl-libs-5.16.3-294.el7_6.1', 'cpu':'ppc64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
{'reference':'perl-libs-5.16.3-294.el7_6.1', 'cpu':'ppc64le', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
{'reference':'perl-libs-5.16.3-294.el7_6.1', 'cpu':'s390', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
{'reference':'perl-libs-5.16.3-294.el7_6.1', 'cpu':'s390x', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
{'reference':'perl-libs-5.16.3-294.el7_6.1', 'cpu':'x86_64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
{'reference':'perl-Locale-Maketext-Simple-0.21-294.el7_6.1', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'perl-macros-5.16.3-294.el7_6.1', 'cpu':'ppc64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
{'reference':'perl-macros-5.16.3-294.el7_6.1', 'cpu':'ppc64le', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
{'reference':'perl-macros-5.16.3-294.el7_6.1', 'cpu':'s390x', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
{'reference':'perl-macros-5.16.3-294.el7_6.1', 'cpu':'x86_64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
{'reference':'perl-Module-CoreList-2.76.02-294.el7_6.1', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'perl-Module-Loaded-0.08-294.el7_6.1', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'perl-Object-Accessor-0.42-294.el7_6.1', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'perl-Package-Constants-0.02-294.el7_6.1', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'perl-Pod-Escapes-1.04-294.el7_6.1', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
{'reference':'perl-tests-5.16.3-294.el7_6.1', 'cpu':'ppc64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
{'reference':'perl-tests-5.16.3-294.el7_6.1', 'cpu':'ppc64le', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
{'reference':'perl-tests-5.16.3-294.el7_6.1', 'cpu':'s390x', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
{'reference':'perl-tests-5.16.3-294.el7_6.1', 'cpu':'x86_64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
{'reference':'perl-Time-Piece-1.20.1-294.el7_6.1', 'cpu':'ppc64', 'release':'7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'perl-Time-Piece-1.20.1-294.el7_6.1', 'cpu':'ppc64le', 'release':'7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'perl-Time-Piece-1.20.1-294.el7_6.1', 'cpu':'s390x', 'release':'7', 'rpm_spec_vers_cmp':TRUE},
{'reference':'perl-Time-Piece-1.20.1-294.el7_6.1', 'cpu':'x86_64', 'release':'7', 'rpm_spec_vers_cmp':TRUE}
]
}
];
var applicable_repo_urls = rhel_determine_applicable_repository_urls(constraints:constraints);
if(applicable_repo_urls == RHEL_REPOS_NO_OVERLAP_MESSAGE) exit(0, RHEL_REPO_NOT_ENABLED);
var flag = 0;
foreach var constraint_array ( constraints ) {
var repo_relative_urls = NULL;
if (!empty_or_null(constraint_array['repo_relative_urls'])) repo_relative_urls = constraint_array['repo_relative_urls'];
foreach var pkg ( constraint_array['pkgs'] ) {
var reference = NULL;
var _release = NULL;
var sp = NULL;
var _cpu = NULL;
var el_string = NULL;
var rpm_spec_vers_cmp = NULL;
var epoch = NULL;
var allowmaj = NULL;
var exists_check = NULL;
var cves = NULL;
if (!empty_or_null(pkg['reference'])) reference = pkg['reference'];
if (!empty_or_null(pkg['release'])) _release = 'RHEL' + pkg['release'];
if (!empty_or_null(pkg['sp'])) sp = pkg['sp'];
if (!empty_or_null(pkg['cpu'])) _cpu = pkg['cpu'];
if (!empty_or_null(pkg['el_string'])) el_string = pkg['el_string'];
if (!empty_or_null(pkg['rpm_spec_vers_cmp'])) rpm_spec_vers_cmp = pkg['rpm_spec_vers_cmp'];
if (!empty_or_null(pkg['epoch'])) epoch = pkg['epoch'];
if (!empty_or_null(pkg['allowmaj'])) allowmaj = pkg['allowmaj'];
if (!empty_or_null(pkg['exists_check'])) exists_check = pkg['exists_check'];
if (!empty_or_null(pkg['cves'])) cves = pkg['cves'];
if (reference &&
_release &&
rhel_decide_repo_relative_url_check(required_repo_url_list:repo_relative_urls) &&
(applicable_repo_urls || (!exists_check || rpm_exists(release:_release, rpm:exists_check))) &&
rpm_check(release:_release, sp:sp, cpu:_cpu, reference:reference, epoch:epoch, el_string:el_string, rpm_spec_vers_cmp:rpm_spec_vers_cmp, allowmaj:allowmaj, cves:cves)) flag++;
}
}
if (flag)
{
var subscription_caveat = '\n' +
'NOTE: This vulnerability check contains fixes that apply to\n' +
'packages only available in the Red Hat Enterprise Linux\n' +
'Extended Update Support repository.\n' +
'Access to this repository requires a paid RHEL subscription.\n';
var extra = NULL;
if (isnull(applicable_repo_urls) || !applicable_repo_urls) extra = subscription_caveat + rpm_report_get() + redhat_report_repo_caveat();
else extra = subscription_caveat + rpm_report_get();
security_report_v4(
port : 0,
severity : SECURITY_HOLE,
extra : extra
);
exit(0);
}
else
{
var tested = pkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, 'perl / perl-CPAN / perl-ExtUtils-CBuilder / perl-ExtUtils-Embed / etc');
}
Vendor | Product | Version | CPE |
---|---|---|---|
redhat | enterprise_linux | perl-devel | p-cpe:/a:redhat:enterprise_linux:perl-devel |
redhat | enterprise_linux | perl-macros | p-cpe:/a:redhat:enterprise_linux:perl-macros |
redhat | enterprise_linux | perl-core | p-cpe:/a:redhat:enterprise_linux:perl-core |
redhat | enterprise_linux | perl-package-constants | p-cpe:/a:redhat:enterprise_linux:perl-package-constants |
redhat | enterprise_linux | perl-object-accessor | p-cpe:/a:redhat:enterprise_linux:perl-object-accessor |
redhat | enterprise_linux | perl-module-corelist | p-cpe:/a:redhat:enterprise_linux:perl-module-corelist |
redhat | enterprise_linux | perl | p-cpe:/a:redhat:enterprise_linux:perl |
redhat | rhel_eus | 7.6 | cpe:/o:redhat:rhel_eus:7.6 |
redhat | enterprise_linux | perl-tests | p-cpe:/a:redhat:enterprise_linux:perl-tests |
redhat | enterprise_linux | perl-extutils-cbuilder | p-cpe:/a:redhat:enterprise_linux:perl-extutils-cbuilder |
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10543
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10878
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12723
www.nessus.org/u?da2a97e8
access.redhat.com/errata/RHSA-2021:0883
access.redhat.com/security/updates/classification/#moderate
bugzilla.redhat.com/show_bug.cgi?id=1837975
bugzilla.redhat.com/show_bug.cgi?id=1837988
bugzilla.redhat.com/show_bug.cgi?id=1838000
bugzilla.redhat.com/show_bug.cgi?id=1933589
7.5 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
8.6 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
9.3 High
AI Score
Confidence
High
0.003 Low
EPSS
Percentile
70.0%