4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:M/Au:N/C:P/I:N/A:N
5.9 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
0.043 Low
EPSS
Percentile
92.3%
From Red Hat Security Advisory 2018:2768 :
An update for nss is now available for Red Hat Enterprise Linux 7.
Red Hat Product Security has rated this update as having a security impact of Moderate. 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, and other related information, refer to the CVE page(s) listed in the References section.
Red Hat would like to thank the Mozilla project for reporting this issue.
#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Red Hat Security Advisory RHSA-2018:2768 and
# Oracle Linux Security Advisory ELSA-2018-2768 respectively.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(117768);
script_version("1.4");
script_set_attribute(attribute:"plugin_modification_date", value:"2022/03/03");
script_cve_id("CVE-2018-12384");
script_xref(name:"RHSA", value:"2018:2768");
script_name(english:"Oracle Linux 7 : nss (ELSA-2018-2768)");
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 2018:2768 :
An update for nss is now available for Red Hat Enterprise Linux 7.
Red Hat Product Security has rated this update as having a security
impact of Moderate. 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: ServerHello.random is all zeros when handling a v2-compatible
ClientHello (CVE-2018-12384)
For more details about the security issue(s), including the impact, a
CVSS score, and other related information, refer to the CVE page(s)
listed in the References section.
Red Hat would like to thank the Mozilla project for reporting this
issue.");
script_set_attribute(attribute:"see_also", value:"https://oss.oracle.com/pipermail/el-errata/2018-September/008049.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:N/A:N");
script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N");
script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2018-12384");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"vuln_publication_date", value:"2019/04/29");
script_set_attribute(attribute:"patch_publication_date", value:"2018/09/26");
script_set_attribute(attribute:"plugin_publication_date", value:"2018/09/27");
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-pkcs11-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:"cpe:/o:oracle:linux:7");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Oracle Linux Local Security Checks");
script_copyright(english:"This script is Copyright (C) 2018-2022 and is owned by Tenable, Inc. or an Affiliate thereof.");
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:"^7([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Oracle Linux 7", "Oracle Linux " + os_ver);
if (!get_kb_item("Host/RedHat/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$") 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:"EL7", cpu:"x86_64", reference:"nss-3.36.0-7.el7_5")) flag++;
if (rpm_check(release:"EL7", cpu:"x86_64", reference:"nss-devel-3.36.0-7.el7_5")) flag++;
if (rpm_check(release:"EL7", cpu:"x86_64", reference:"nss-pkcs11-devel-3.36.0-7.el7_5")) flag++;
if (rpm_check(release:"EL7", cpu:"x86_64", reference:"nss-sysinit-3.36.0-7.el7_5")) flag++;
if (rpm_check(release:"EL7", cpu:"x86_64", reference:"nss-tools-3.36.0-7.el7_5")) 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-pkcs11-devel / nss-sysinit / nss-tools");
}
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-pkcs11-devel | p-cpe:/a:oracle:linux:nss-pkcs11-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 | 7 | cpe:/o:oracle:linux:7 |
4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:M/Au:N/C:P/I:N/A:N
5.9 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
0.043 Low
EPSS
Percentile
92.3%