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This script is Copyright (C) 2017-2021 Tenable Network Security, Inc.ORACLELINUX_ELSA-2017-1842-1.NASL
HistoryAug 16, 2017 - 12:00 a.m.

Oracle Linux 7 : kernel (ELSA-2017-1842-1) (Stack Clash)

2017-08-1600:00:00
This script is Copyright (C) 2017-2021 Tenable Network Security, Inc.
www.tenable.com
51

The remote Oracle Linux host is missing a security update for the kernel package(s).

#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The package checks in this plugin were extracted from Oracle Linux
# Security Advisory ELSA-2017-1842-1.
#

if (NASL_LEVEL < 3000) exit(0);

include('deprecated_nasl_level.inc');
include('compat.inc');

if (description)
{
  script_id(102511);
  script_version("1.7");
  script_set_attribute(attribute:"plugin_modification_date", value:"2021/06/03");

  script_cve_id("CVE-2014-7970", "CVE-2015-8970", "CVE-2016-10088", "CVE-2016-10147", "CVE-2016-10200", "CVE-2016-10208", "CVE-2016-3713", "CVE-2016-6213", "CVE-2016-6828", "CVE-2016-7042", "CVE-2016-7097", "CVE-2016-7117", "CVE-2016-7910", "CVE-2016-8630", "CVE-2016-8645", "CVE-2016-8646", "CVE-2016-8650", "CVE-2016-8655", "CVE-2016-9083", "CVE-2016-9084", "CVE-2016-9555", "CVE-2016-9576", "CVE-2016-9588", "CVE-2016-9604", "CVE-2016-9685", "CVE-2016-9793", "CVE-2016-9806", "CVE-2017-1000364", "CVE-2017-2583", "CVE-2017-2596", "CVE-2017-2618", "CVE-2017-2636", "CVE-2017-2647", "CVE-2017-2671", "CVE-2017-5970", "CVE-2017-5986", "CVE-2017-6001", "CVE-2017-6074", "CVE-2017-6214", "CVE-2017-6353", "CVE-2017-6951", "CVE-2017-7187", "CVE-2017-7308", "CVE-2017-7477", "CVE-2017-7616", "CVE-2017-7645", "CVE-2017-7889", "CVE-2017-7895", "CVE-2017-8890", "CVE-2017-9074", "CVE-2017-9075", "CVE-2017-9076", "CVE-2017-9077");
  script_xref(name:"IAVA", value:"2017-A-0288-S");

  script_name(english:"Oracle Linux 7 : kernel (ELSA-2017-1842-1) (Stack Clash)");
  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:
"The remote Oracle Linux host is missing a security update for
the kernel package(s)."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://oss.oracle.com/pipermail/el-errata/2017-August/007125.html"
  );
  script_set_attribute(
    attribute:"solution", 
    value:"Update the affected kernel packages."
  );
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:H/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:H/RL:O/RC:C");
  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");
  script_set_attribute(attribute:"exploit_framework_core", value:"true");
  script_set_attribute(attribute:"exploited_by_malware", value:"true");
  script_set_attribute(attribute:"metasploit_name", value:'AF_PACKET packet_set_ring Privilege Escalation');
  script_set_attribute(attribute:"exploit_framework_metasploit", value:"true");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-abi-whitelists");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-debug");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-debug-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-doc");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-headers");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-tools");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-tools-libs");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-tools-libs-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:perf");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:python-perf");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:oracle:linux:7");

  script_set_attribute(attribute:"patch_publication_date", value:"2017/08/15");
  script_set_attribute(attribute:"in_the_news", value:"true");
  script_set_attribute(attribute:"plugin_publication_date", value:"2017/08/16");
  script_set_attribute(attribute:"stig_severity", value:"I");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2017-2021 Tenable Network Security, Inc.");
  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) || !eregmatch(pattern: "Oracle (?:Linux Server|Enterprise Linux)", string:release)) audit(AUDIT_OS_NOT, "Oracle Linux");
os_ver = eregmatch(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 (! ereg(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_exists(release:"EL7", rpm:"kernel-3.10.0") && rpm_check(release:"EL7", cpu:"x86_64", reference:"kernel-3.10.0-693.0.0.0.1.el7")) flag++;
if (rpm_exists(release:"EL7", rpm:"kernel-abi-whitelists-3.10.0") && rpm_check(release:"EL7", cpu:"x86_64", reference:"kernel-abi-whitelists-3.10.0-693.0.0.0.1.el7")) flag++;
if (rpm_exists(release:"EL7", rpm:"kernel-debug-3.10.0") && rpm_check(release:"EL7", cpu:"x86_64", reference:"kernel-debug-3.10.0-693.0.0.0.1.el7")) flag++;
if (rpm_exists(release:"EL7", rpm:"kernel-debug-devel-3.10.0") && rpm_check(release:"EL7", cpu:"x86_64", reference:"kernel-debug-devel-3.10.0-693.0.0.0.1.el7")) flag++;
if (rpm_exists(release:"EL7", rpm:"kernel-devel-3.10.0") && rpm_check(release:"EL7", cpu:"x86_64", reference:"kernel-devel-3.10.0-693.0.0.0.1.el7")) flag++;
if (rpm_exists(release:"EL7", rpm:"kernel-doc-3.10.0") && rpm_check(release:"EL7", cpu:"x86_64", reference:"kernel-doc-3.10.0-693.0.0.0.1.el7")) flag++;
if (rpm_exists(release:"EL7", rpm:"kernel-headers-3.10.0") && rpm_check(release:"EL7", cpu:"x86_64", reference:"kernel-headers-3.10.0-693.0.0.0.1.el7")) flag++;
if (rpm_exists(release:"EL7", rpm:"kernel-tools-3.10.0") && rpm_check(release:"EL7", cpu:"x86_64", reference:"kernel-tools-3.10.0-693.0.0.0.1.el7")) flag++;
if (rpm_exists(release:"EL7", rpm:"kernel-tools-libs-3.10.0") && rpm_check(release:"EL7", cpu:"x86_64", reference:"kernel-tools-libs-3.10.0-693.0.0.0.1.el7")) flag++;
if (rpm_exists(release:"EL7", rpm:"kernel-tools-libs-devel-3.10.0") && rpm_check(release:"EL7", cpu:"x86_64", reference:"kernel-tools-libs-devel-3.10.0-693.0.0.0.1.el7")) flag++;
if (rpm_check(release:"EL7", cpu:"x86_64", reference:"perf-3.10.0-693.0.0.0.1.el7")) flag++;
if (rpm_check(release:"EL7", cpu:"x86_64", reference:"python-perf-3.10.0-693.0.0.0.1.el7")) flag++;


if (flag)
{
  if (report_verbosity > 0) security_hole(port:0, extra:rpm_report_get());
  else security_hole(0);
  exit(0);
}
else
{
  tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, "affected kernel");
}

References

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