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nessusThis script is Copyright (C) 2018-2022 and is owned by Tenable, Inc. or an Affiliate thereof.ORACLELINUX_ELSA-2018-4249.NASL
HistoryOct 15, 2018 - 12:00 a.m.

Oracle Linux 7 : openssl (ELSA-2018-4249)

2018-10-1500:00:00
This script is Copyright (C) 2018-2022 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
20

Description of changes:

[1.0.2k-12.0.3]

  • Oracle bug 28672370: backport CVE-2018-0732
  • Oracle bug 28672351: backport CVE-2018-0737
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Oracle Linux Security Advisory ELSA-2018-4249.
#

include('compat.inc');

if (description)
{
  script_id(118106);
  script_version("1.3");
  script_set_attribute(attribute:"plugin_modification_date", value:"2022/02/08");

  script_cve_id("CVE-2018-0732", "CVE-2018-0737");

  script_name(english:"Oracle Linux 7 : openssl (ELSA-2018-4249)");

  script_set_attribute(attribute:"synopsis", value:
"The remote Oracle Linux host is missing one or more security updates.");
  script_set_attribute(attribute:"description", value:
"Description of changes:

[1.0.2k-12.0.3]
- Oracle bug 28672370: backport CVE-2018-0732
- Oracle bug 28672351: backport CVE-2018-0737");
  script_set_attribute(attribute:"see_also", value:"https://oss.oracle.com/pipermail/el-errata/2018-October/008138.html");
  script_set_attribute(attribute:"solution", value:
"Update the affected openssl 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-2018-0737");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");

  script_set_attribute(attribute:"vuln_publication_date", value:"2018/04/16");
  script_set_attribute(attribute:"patch_publication_date", value:"2018/10/12");
  script_set_attribute(attribute:"plugin_publication_date", value:"2018/10/15");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:openssl");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:openssl-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:openssl-libs");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:openssl-perl");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:openssl-static");
  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:"openssl-1.0.2k-12.0.3.el7")) flag++;
if (rpm_check(release:"EL7", cpu:"x86_64", reference:"openssl-devel-1.0.2k-12.0.3.el7")) flag++;
if (rpm_check(release:"EL7", cpu:"x86_64", reference:"openssl-libs-1.0.2k-12.0.3.el7")) flag++;
if (rpm_check(release:"EL7", cpu:"x86_64", reference:"openssl-perl-1.0.2k-12.0.3.el7")) flag++;
if (rpm_check(release:"EL7", cpu:"x86_64", reference:"openssl-static-1.0.2k-12.0.3.el7")) 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, "openssl / openssl-devel / openssl-libs / openssl-perl / etc");
}
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