Mandriva Linux Security Advisory : libssh (MDVSA-2012:175)

2012-11-30T00:00:00
ID MANDRIVA_MDVSA-2012-175.NASL
Type nessus
Reporter Tenable
Modified 2014-02-23T00:00:00

Description

Multiple double free(), buffer overflow, invalid free() and improper overflow checks vulnerabilities was found and corrected in libssh (CVE-2012-4559, CVE-2012-4560, CVE-2012-4561, CVE-2012-4562).

The updated packages have been upgraded to the 0.5.3 version which is not affected by these issues.

                                        
                                            #
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were  
# extracted from Mandriva Linux Security Advisory MDVSA-2012:175. 
# The text itself is copyright (C) Mandriva S.A.
#

include("compat.inc");

if (description)
{
  script_id(63104);
  script_version("$Revision: 1.7 $");
  script_cvs_date("$Date: 2014/02/23 00:39:23 $");

  script_cve_id("CVE-2012-4559", "CVE-2012-4560", "CVE-2012-4561", "CVE-2012-4562");
  script_bugtraq_id(56604);
  script_xref(name:"MDVSA", value:"2012:175");

  script_name(english:"Mandriva Linux Security Advisory : libssh (MDVSA-2012:175)");
  script_summary(english:"Checks rpm output for the updated packages");

  script_set_attribute(
    attribute:"synopsis", 
    value:
"The remote Mandriva Linux host is missing one or more security
updates."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"Multiple double free(), buffer overflow, invalid free() and improper
overflow checks vulnerabilities was found and corrected in libssh
(CVE-2012-4559, CVE-2012-4560, CVE-2012-4561, CVE-2012-4562).

The updated packages have been upgraded to the 0.5.3 version which is
not affected by these issues."
  );
  script_set_attribute(attribute:"solution", value:"Update the affected packages.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:ND/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:mandriva:linux:lib64ssh-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:lib64ssh4");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:libssh-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:libssh4");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mandriva:linux:2011");

  script_set_attribute(attribute:"patch_publication_date", value:"2012/11/29");
  script_set_attribute(attribute:"plugin_publication_date", value:"2012/11/30");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2012-2014 Tenable Network Security, Inc.");
  script_family(english:"Mandriva Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/cpu", "Host/Mandrake/release", "Host/Mandrake/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/Mandrake/release")) audit(AUDIT_OS_NOT, "Mandriva / Mandake Linux");
if (!get_kb_item("Host/Mandrake/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);

cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if (cpu !~ "^(amd64|i[3-6]86|x86_64)$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Mandriva / Mandrake Linux", cpu);


flag = 0;
if (rpm_check(release:"MDK2011", cpu:"x86_64", reference:"lib64ssh-devel-0.5.3-0.1-mdv2011.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2011", cpu:"x86_64", reference:"lib64ssh4-0.5.3-0.1-mdv2011.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2011", cpu:"i386", reference:"libssh-devel-0.5.3-0.1-mdv2011.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2011", cpu:"i386", reference:"libssh4-0.5.3-0.1-mdv2011.0", yank:"mdv")) flag++;


if (flag)
{
  if (report_verbosity > 0) security_hole(port:0, extra:rpm_report_get());
  else security_hole(0);
  exit(0);
}
else audit(AUDIT_HOST_NOT, "affected");