Lucene search

K
nessus
This script is Copyright (C) 2017-2021 and is owned by Tenable, Inc. or an Affiliate thereof.ORACLEVM_OVMSA-2017-0006.NASL
HistoryJan 16, 2017 - 12:00 a.m.

OracleVM 3.2 : Unbreakable / etc (OVMSA-2017-0006)

2017-01-1600:00:00
This script is Copyright (C) 2017-2021 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
43

The remote OracleVM system is missing necessary patches to address critical security updates :

  • nvme: Limit command retries (Ashok Vairavan) [Orabug:
    25342947] - tcp: fix use after free in tcp_xmit_retransmit_queue (Eric Dumazet) [Orabug:
    25374376] (CVE-2016-6828)

  • ALSA: pcm : Call kill_fasync in stream lock (Takashi Iwai) [Orabug: 25231728] (CVE-2016-9794)

  • net: avoid signed overflows for SO_[SND|RCV]BUFFORCE (Eric Dumazet) [Orabug: 25231758] (CVE-2016-9793)

  • KEYS: Fix short sprintf buffer in /proc/keys show function (David Howells) [Orabug: 25306377] (CVE-2016-7042)

#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The package checks in this plugin were extracted from OracleVM
# Security Advisory OVMSA-2017-0006.
#

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

if (description)
{
  script_id(96519);
  script_version("3.7");
  script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/04");

  script_cve_id("CVE-2016-6828", "CVE-2016-7042", "CVE-2016-9793", "CVE-2016-9794");

  script_name(english:"OracleVM 3.2 : Unbreakable / etc (OVMSA-2017-0006)");
  script_summary(english:"Checks the RPM output for the updated packages.");

  script_set_attribute(
    attribute:"synopsis", 
    value:"The remote OracleVM host is missing one or more security updates."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"The remote OracleVM system is missing necessary patches to address
critical security updates :

  - nvme: Limit command retries (Ashok Vairavan) [Orabug:
    25342947] - tcp: fix use after free in
    tcp_xmit_retransmit_queue (Eric Dumazet) [Orabug:
    25374376] (CVE-2016-6828)

  - ALSA: pcm : Call kill_fasync in stream lock (Takashi
    Iwai) [Orabug: 25231728] (CVE-2016-9794)

  - net: avoid signed overflows for SO_[SND|RCV]BUFFORCE
    (Eric Dumazet) [Orabug: 25231758] (CVE-2016-9793)

  - KEYS: Fix short sprintf buffer in /proc/keys show
    function (David Howells) [Orabug: 25306377]
    (CVE-2016-7042)"
  );
  # https://oss.oracle.com/pipermail/oraclevm-errata/2017-January/000619.html
  script_set_attribute(
    attribute:"see_also",
    value:"http://www.nessus.org/u?b5c3fbd1"
  );
  script_set_attribute(
    attribute:"solution", 
    value:"Update the affected kernel-uek / kernel-uek-firmware packages."
  );
  script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:F/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:F/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:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:vm:kernel-uek");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:vm:kernel-uek-firmware");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:oracle:vm_server:3.2");

  script_set_attribute(attribute:"vuln_publication_date", value:"2016/10/16");
  script_set_attribute(attribute:"patch_publication_date", value:"2017/01/13");
  script_set_attribute(attribute:"plugin_publication_date", value:"2017/01/16");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2017-2021 and is owned by Tenable, Inc. or an Affiliate thereof.");
  script_family(english:"OracleVM Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/OracleVM/release", "Host/OracleVM/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);
release = get_kb_item("Host/OracleVM/release");
if (isnull(release) || "OVS" >!< release) audit(AUDIT_OS_NOT, "OracleVM");
if (! preg(pattern:"^OVS" + "3\.2" + "(\.[0-9]|$)", string:release)) audit(AUDIT_OS_NOT, "OracleVM 3.2", "OracleVM " + release);
if (!get_kb_item("Host/OracleVM/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, "OracleVM", cpu);
if ("x86_64" >!< cpu) audit(AUDIT_ARCH_NOT, "x86_64", cpu);

flag = 0;
if (rpm_check(release:"OVS3.2", reference:"kernel-uek-2.6.39-400.294.1.el5uek")) flag++;
if (rpm_check(release:"OVS3.2", reference:"kernel-uek-firmware-2.6.39-400.294.1.el5uek")) 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, "kernel-uek / kernel-uek-firmware");
}
How to find holes in your network?

Try incredible fast Vulners Perimeter Scanner and find vulnerabilities and unnecessary ip and ports in network devices inside your network before anyone else.

Try Network Scanner
Related for ORACLEVM_OVMSA-2017-0006.NASL