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nessusThis script is Copyright (C) 2013-2021 and is owned by Tenable, Inc. or an Affiliate thereof.DEBIAN_DSA-2677.NASL
HistoryMay 24, 2013 - 12:00 a.m.

Debian DSA-2677-1 : libxrender - several vulnerabilities

2013-05-2400:00:00
This script is Copyright (C) 2013-2021 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
18

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

0.008 Low

EPSS

Percentile

81.9%

Ilja van Sprundel of IOActive discovered several security issues in multiple components of the X.org graphics stack and the related libraries: Various integer overflows, sign handling errors in integer conversions, buffer overflows, memory corruption and missing input sanitising may lead to privilege escalation or denial of service.

#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were  
# extracted from Debian Security Advisory DSA-2677. The text 
# itself is copyright (C) Software in the Public Interest, Inc.
#

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

if (description)
{
  script_id(66561);
  script_version("1.9");
  script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/11");

  script_cve_id("CVE-2013-1987");
  script_xref(name:"DSA", value:"2677");

  script_name(english:"Debian DSA-2677-1 : libxrender - several vulnerabilities");
  script_summary(english:"Checks dpkg output for the updated package");

  script_set_attribute(
    attribute:"synopsis", 
    value:"The remote Debian host is missing a security-related update."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"Ilja van Sprundel of IOActive discovered several security issues in
multiple components of the X.org graphics stack and the related
libraries: Various integer overflows, sign handling errors in integer
conversions, buffer overflows, memory corruption and missing input
sanitising may lead to privilege escalation or denial of service."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://packages.debian.org/source/squeeze/libxrender"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://packages.debian.org/source/wheezy/libxrender"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.debian.org/security/2013/dsa-2677"
  );
  script_set_attribute(
    attribute:"solution", 
    value:
"Upgrade the libxrender packages.

For the oldstable distribution (squeeze), this problem has been fixed
in version 1:0.9.6-1+squeeze1.

For the stable distribution (wheezy), this problem has been fixed in
version 1:0.9.7-1+deb7u1."
  );
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libxrender");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:6.0");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:7.0");

  script_set_attribute(attribute:"patch_publication_date", value:"2013/05/23");
  script_set_attribute(attribute:"plugin_publication_date", value:"2013/05/24");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2013-2021 and is owned by Tenable, Inc. or an Affiliate thereof.");
  script_family(english:"Debian Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/Debian/release", "Host/Debian/dpkg-l");

  exit(0);
}


include("audit.inc");
include("debian_package.inc");


if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if (!get_kb_item("Host/Debian/release")) audit(AUDIT_OS_NOT, "Debian");
if (!get_kb_item("Host/Debian/dpkg-l")) audit(AUDIT_PACKAGE_LIST_MISSING);


flag = 0;
if (deb_check(release:"6.0", prefix:"libxrender-dev", reference:"1:0.9.6-1+squeeze1")) flag++;
if (deb_check(release:"6.0", prefix:"libxrender1", reference:"1:0.9.6-1+squeeze1")) flag++;
if (deb_check(release:"6.0", prefix:"libxrender1-dbg", reference:"1:0.9.6-1+squeeze1")) flag++;
if (deb_check(release:"6.0", prefix:"libxrender1-udeb", reference:"1:0.9.6-1+squeeze1")) flag++;
if (deb_check(release:"7.0", prefix:"libxrender-dev", reference:"1:0.9.7-1+deb7u1")) flag++;
if (deb_check(release:"7.0", prefix:"libxrender1", reference:"1:0.9.7-1+deb7u1")) flag++;
if (deb_check(release:"7.0", prefix:"libxrender1-dbg", reference:"1:0.9.7-1+deb7u1")) flag++;
if (deb_check(release:"7.0", prefix:"libxrender1-udeb", reference:"1:0.9.7-1+deb7u1")) flag++;

if (flag)
{
  if (report_verbosity > 0) security_warning(port:0, extra:deb_report_get());
  else security_warning(0);
  exit(0);
}
else audit(AUDIT_HOST_NOT, "affected");
VendorProductVersionCPE
debiandebian_linuxlibxrenderp-cpe:/a:debian:debian_linux:libxrender
debiandebian_linux6.0cpe:/o:debian:debian_linux:6.0
debiandebian_linux7.0cpe:/o:debian:debian_linux:7.0

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

0.008 Low

EPSS

Percentile

81.9%