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Amazon Linux 2 : sox (ALAS-2019-1352)

The Amazon Linux 2 host is missing a security update due to a NULL pointer dereference flaw in SoX when processing AIFF files (CVE-2017-18189)

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#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Amazon Linux 2 Security Advisory ALAS-2019-1352.
#

include('compat.inc');

if (description)
{
  script_id(130604);
  script_version("1.3");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/04/15");

  script_cve_id("CVE-2017-18189");
  script_xref(name:"ALAS", value:"2019-1352");

  script_name(english:"Amazon Linux 2 : sox (ALAS-2019-1352)");

  script_set_attribute(attribute:"synopsis", value:
"The remote Amazon Linux 2 host is missing a security update.");
  script_set_attribute(attribute:"description", value:
"A NULL pointer dereference flaw found in the way SoX handled
processing of AIFF files. An attacker could potentially use this flaw
to crash the SoX application by tricking it into processing crafted
AIFF files.(CVE-2017-18189)");
  script_set_attribute(attribute:"see_also", value:"https://alas.aws.amazon.com/AL2/ALAS-2019-1352.html");
  script_set_attribute(attribute:"solution", value:
"Run 'yum update sox' to update your system.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2017-18189");

  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");

  script_set_attribute(attribute:"vuln_publication_date", value:"2018/02/15");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/11/07");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/11/07");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:sox");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:sox-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:sox-devel");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:amazon:linux:2");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Amazon Linux Local Security Checks");

  script_copyright(english:"This script is Copyright (C) 2019-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/AmazonLinux/release", "Host/AmazonLinux/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/AmazonLinux/release");
if (isnull(release) || !strlen(release)) audit(AUDIT_OS_NOT, "Amazon Linux");
os_ver = pregmatch(pattern: "^AL(A|\d)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Amazon Linux");
os_ver = os_ver[1];
if (os_ver != "2")
{
  if (os_ver == 'A') os_ver = 'AMI';
  audit(AUDIT_OS_NOT, "Amazon Linux 2", "Amazon Linux " + os_ver);
}

if (!get_kb_item("Host/AmazonLinux/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);


flag = 0;
if (rpm_check(release:"AL2", reference:"sox-14.4.1-7.amzn2")) flag++;
if (rpm_check(release:"AL2", reference:"sox-debuginfo-14.4.1-7.amzn2")) flag++;
if (rpm_check(release:"AL2", reference:"sox-devel-14.4.1-7.amzn2")) 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, "sox / sox-debuginfo / sox-devel");
}

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07 Nov 2019 00:00Current
6.2Medium risk
Vulners AI Score6.2
CVSS25
CVSS37.5
EPSS0.008
36
.json
Report