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nessusThis script is Copyright (C) 2012-2021 Tenable Network Security, Inc.MANDRIVA_MDVSA-2012-008.NASL
HistoryJan 19, 2012 - 12:00 a.m.

Mandriva Linux Security Advisory : perl (MDVSA-2012:008)

2012-01-1900:00:00
This script is Copyright (C) 2012-2021 Tenable Network Security, Inc.
www.tenable.com
8

Multiple vulnerabilities has been found and corrected in perl :

Off-by-one error in the decode_xs function in Unicode/Unicode.xs in the Encode module before 2.44, as used in Perl before 5.15.6, might allow context-dependent attackers to cause a denial of service (memory corruption) via a crafted Unicode string, which triggers a heap-based buffer overflow (CVE-2011-2939).

Eval injection in the Digest module before 1.17 for Perl allows context-dependent attackers to execute arbitrary commands via the new constructor (CVE-2011-3597).

The updated packages have been patched to correct these issues.

#%NASL_MIN_LEVEL 70300

#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were  
# extracted from Mandriva Linux Security Advisory MDVSA-2012:008. 
# The text itself is copyright (C) Mandriva S.A.
#

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

if (description)
{
  script_id(57593);
  script_version("1.11");
  script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/06");

  script_cve_id("CVE-2011-2939", "CVE-2011-3597");
  script_bugtraq_id(49858, 49911);
  script_xref(name:"MDVSA", value:"2012:008");

  script_name(english:"Mandriva Linux Security Advisory : perl (MDVSA-2012:008)");
  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 vulnerabilities has been found and corrected in perl :

Off-by-one error in the decode_xs function in Unicode/Unicode.xs in
the Encode module before 2.44, as used in Perl before 5.15.6, might
allow context-dependent attackers to cause a denial of service (memory
corruption) via a crafted Unicode string, which triggers a heap-based
buffer overflow (CVE-2011-2939).

Eval injection in the Digest module before 1.17 for Perl allows
context-dependent attackers to execute arbitrary commands via the new
constructor (CVE-2011-3597).

The updated packages have been patched to correct 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:POC/RL:OF/RC:C");
  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:perl");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:perl-base");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:perl-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:perl-doc");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:perl-suid");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mandriva:linux:2010.1");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mandriva:linux:2011");

  script_set_attribute(attribute:"patch_publication_date", value:"2012/01/18");
  script_set_attribute(attribute:"plugin_publication_date", value:"2012/01/19");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2012-2021 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:"MDK2010.1", reference:"perl-5.10.1-10.2mdv2010.2", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2010.1", reference:"perl-base-5.10.1-10.2mdv2010.2", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2010.1", reference:"perl-devel-5.10.1-10.2mdv2010.2", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2010.1", reference:"perl-doc-5.10.1-10.2mdv2010.2", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2010.1", reference:"perl-suid-5.10.1-10.2mdv2010.2", yank:"mdv")) flag++;

if (rpm_check(release:"MDK2011", reference:"perl-5.12.3-8.1-mdv2011.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2011", reference:"perl-base-5.12.3-8.1-mdv2011.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2011", reference:"perl-devel-5.12.3-8.1-mdv2011.0", yank:"mdv")) flag++;
if (rpm_check(release:"MDK2011", reference:"perl-doc-5.12.3-8.1-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");