6.8 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
0.003 Low
EPSS
Percentile
71.0%
From Red Hat Security Advisory 2019:4114 :
An update for nss is now available for Red Hat Enterprise Linux 8.
Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Network Security Services (NSS) is a set of libraries designed to support the cross-platform development of security-enabled client and server applications.
Security Fix(es) :
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.
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Red Hat Security Advisory RHSA-2019:4114 and
# Oracle Linux Security Advisory ELSA-2019-4114 respectively.
#
include("compat.inc");
if (description)
{
script_id(131915);
script_version("1.3");
script_cvs_date("Date: 2020/01/15");
script_cve_id("CVE-2019-11745");
script_xref(name:"RHSA", value:"2019:4114");
script_name(english:"Oracle Linux 8 : nss (ELSA-2019-4114)");
script_summary(english:"Checks rpm output for the updated packages");
script_set_attribute(
attribute:"synopsis",
value:"The remote Oracle Linux host is missing one or more security updates."
);
script_set_attribute(
attribute:"description",
value:
"From Red Hat Security Advisory 2019:4114 :
An update for nss is now available for Red Hat Enterprise Linux 8.
Red Hat Product Security has rated this update as having a security
impact of Important. A Common Vulnerability Scoring System (CVSS) base
score, which gives a detailed severity rating, is available for each
vulnerability from the CVE link(s) in the References section.
Network Security Services (NSS) is a set of libraries designed to
support the cross-platform development of security-enabled client and
server applications.
Security Fix(es) :
* nss: Out-of-bounds write when passing an output buffer smaller than
the block size to NSC_EncryptUpdate (CVE-2019-11745)
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."
);
script_set_attribute(
attribute:"see_also",
value:"https://oss.oracle.com/pipermail/el-errata/2019-December/009435.html"
);
script_set_attribute(attribute:"solution", value:"Update the affected nss packages.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:M/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:R/S:U/C:H/I:H/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-2019-11745");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:nss");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:nss-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:nss-softokn");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:nss-softokn-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:nss-softokn-freebl");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:nss-softokn-freebl-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:nss-sysinit");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:nss-tools");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:nss-util");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:nss-util-devel");
script_set_attribute(attribute:"cpe", value:"cpe:/o:oracle:linux:8");
script_set_attribute(attribute:"vuln_publication_date", value:"2020/01/08");
script_set_attribute(attribute:"patch_publication_date", value:"2019/12/09");
script_set_attribute(attribute:"plugin_publication_date", value:"2019/12/10");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2019-2020 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_family(english:"Oracle Linux Local Security Checks");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/OracleLinux", "Host/RedHat/release", "Host/RedHat/rpm-list");
exit(0);
}
include("audit.inc");
include("global_settings.inc");
include("rpm.inc");
if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if (!get_kb_item("Host/OracleLinux")) audit(AUDIT_OS_NOT, "Oracle Linux");
release = get_kb_item("Host/RedHat/release");
if (isnull(release) || !pregmatch(pattern: "Oracle (?:Linux Server|Enterprise Linux)", string:release)) audit(AUDIT_OS_NOT, "Oracle Linux");
os_ver = pregmatch(pattern: "Oracle (?:Linux Server|Enterprise Linux) .*release ([0-9]+(\.[0-9]+)?)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Oracle Linux");
os_ver = os_ver[1];
if (! preg(pattern:"^8([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Oracle Linux 8", "Oracle Linux " + os_ver);
if (!get_kb_item("Host/RedHat/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Oracle Linux", cpu);
if ("x86_64" >!< cpu) audit(AUDIT_ARCH_NOT, "x86_64", cpu);
flag = 0;
if (rpm_check(release:"EL8", cpu:"x86_64", reference:"nss-3.44.0-9.el8_1")) flag++;
if (rpm_check(release:"EL8", cpu:"x86_64", reference:"nss-devel-3.44.0-9.el8_1")) flag++;
if (rpm_check(release:"EL8", cpu:"x86_64", reference:"nss-softokn-3.44.0-9.el8_1")) flag++;
if (rpm_check(release:"EL8", cpu:"x86_64", reference:"nss-softokn-devel-3.44.0-9.el8_1")) flag++;
if (rpm_check(release:"EL8", cpu:"x86_64", reference:"nss-softokn-freebl-3.44.0-9.el8_1")) flag++;
if (rpm_check(release:"EL8", cpu:"x86_64", reference:"nss-softokn-freebl-devel-3.44.0-9.el8_1")) flag++;
if (rpm_check(release:"EL8", cpu:"x86_64", reference:"nss-sysinit-3.44.0-9.el8_1")) flag++;
if (rpm_check(release:"EL8", cpu:"x86_64", reference:"nss-tools-3.44.0-9.el8_1")) flag++;
if (rpm_check(release:"EL8", cpu:"x86_64", reference:"nss-util-3.44.0-9.el8_1")) flag++;
if (rpm_check(release:"EL8", cpu:"x86_64", reference:"nss-util-devel-3.44.0-9.el8_1")) flag++;
if (flag)
{
if (report_verbosity > 0) security_warning(port:0, extra:rpm_report_get());
else security_warning(0);
exit(0);
}
else
{
tested = pkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, "nss / nss-devel / nss-softokn / nss-softokn-devel / etc");
}
Vendor | Product | Version | CPE |
---|---|---|---|
oracle | linux | nss | p-cpe:/a:oracle:linux:nss |
oracle | linux | nss-devel | p-cpe:/a:oracle:linux:nss-devel |
oracle | linux | nss-softokn | p-cpe:/a:oracle:linux:nss-softokn |
oracle | linux | nss-softokn-devel | p-cpe:/a:oracle:linux:nss-softokn-devel |
oracle | linux | nss-softokn-freebl | p-cpe:/a:oracle:linux:nss-softokn-freebl |
oracle | linux | nss-softokn-freebl-devel | p-cpe:/a:oracle:linux:nss-softokn-freebl-devel |
oracle | linux | nss-sysinit | p-cpe:/a:oracle:linux:nss-sysinit |
oracle | linux | nss-tools | p-cpe:/a:oracle:linux:nss-tools |
oracle | linux | nss-util | p-cpe:/a:oracle:linux:nss-util |
oracle | linux | nss-util-devel | p-cpe:/a:oracle:linux:nss-util-devel |
6.8 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
8.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
0.003 Low
EPSS
Percentile
71.0%