Debian DSA-3159-1 : ruby1.8 - security update

#%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-3159. The text 
# itself is copyright (C) Software in the Public Interest, Inc.
#

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

if (description)
{
  script_id(81279);
  script_version("1.10");
  script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/11");

  script_cve_id("CVE-2014-8080", "CVE-2014-8090");
  script_bugtraq_id(70935, 71230);
  script_xref(name:"DSA", value:"3159");

  script_name(english:"Debian DSA-3159-1 : ruby1.8 - security update");
  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:
"It was discovered that the REXML parser, part of the interpreter for
the Ruby language, could be coerced into allocating large string
objects that could consume all available memory on the system. This
could allow remote attackers to cause a denial of service (crash)."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://packages.debian.org/source/wheezy/ruby1.8"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.debian.org/security/2015/dsa-3159"
  );
  script_set_attribute(
    attribute:"solution", 
    value:
"Upgrade the ruby1.8 packages.

For the stable distribution (wheezy), this problem has been fixed in
version 1.8.7.358-7.1+deb7u2.

For the upcoming stable distribution (jessie), this problem has been
fixed in version 2.1.5-1 of the ruby2.1 source package."
  );
  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: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:ruby1.8");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:7.0");

  script_set_attribute(attribute:"patch_publication_date", value:"2015/02/10");
  script_set_attribute(attribute:"plugin_publication_date", value:"2015/02/11");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2015-2021 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:"7.0", prefix:"libruby1.8", reference:"1.8.7.358-7.1+deb7u2")) flag++;
if (deb_check(release:"7.0", prefix:"libruby1.8-dbg", reference:"1.8.7.358-7.1+deb7u2")) flag++;
if (deb_check(release:"7.0", prefix:"libtcltk-ruby1.8", reference:"1.8.7.358-7.1+deb7u2")) flag++;
if (deb_check(release:"7.0", prefix:"ri1.8", reference:"1.8.7.358-7.1+deb7u2")) flag++;
if (deb_check(release:"7.0", prefix:"ruby1.8", reference:"1.8.7.358-7.1+deb7u2")) flag++;
if (deb_check(release:"7.0", prefix:"ruby1.8-dev", reference:"1.8.7.358-7.1+deb7u2")) flag++;
if (deb_check(release:"7.0", prefix:"ruby1.8-examples", reference:"1.8.7.358-7.1+deb7u2")) flag++;
if (deb_check(release:"7.0", prefix:"ruby1.8-full", reference:"1.8.7.358-7.1+deb7u2")) 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");