openSUSE Security Update : sudo (openSUSE-2016-1381)

2016-12-05T00:00:00
ID OPENSUSE-2016-1381.NASL
Type nessus
Reporter This script is Copyright (C) 2016-2018 and is owned by Tenable, Inc. or an Affiliate thereof.
Modified 2020-02-02T00:00:00

Description

This update for sudo fixes the following issues :

  • fix two security vulnerabilities that allowed users to bypass sudo

                                        
                                            #
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from openSUSE Security Update openSUSE-2016-1381.
#
# The text description of this plugin is (C) SUSE LLC.
#

include("compat.inc");

if (description)
{
  script_id(95533);
  script_version("3.6");
  script_cvs_date("Date: 2018/12/18 10:18:59");

  script_cve_id("CVE-2014-9680", "CVE-2016-7032", "CVE-2016-7076");

  script_name(english:"openSUSE Security Update : sudo (openSUSE-2016-1381)");
  script_summary(english:"Check for the openSUSE-2016-1381 patch");

  script_set_attribute(
    attribute:"synopsis", 
    value:"The remote openSUSE host is missing a security update."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"This update for sudo fixes the following issues :

  - fix two security vulnerabilities that allowed users to
    bypass sudo's NOEXEC functionality :

  - noexec bypass via system() and popen() [CVE-2016-7032,
    bsc#1007766]

  - noexec bypass via wordexp() [CVE-2016-7076, bsc#1007501]

Sudo was updated to the package from SUSE:SLE-12-SP2:Update,
incorporating the following new feature :

  - allow dynamic groups with sudo [fate#318850]

The following bug fixes are included :

  - parse /proc/stat for boottime correctly [boo#899252]

  - enable SASL authentication [boo#979531]"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1007501"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1007766"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=899252"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=979531"
  );
  # https://features.opensuse.org/818850
  script_set_attribute(
    attribute:"see_also",
    value:"https://features.opensuse.org/"
  );
  script_set_attribute(attribute:"solution", value:"Update the affected sudo packages.");
  script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:sudo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:sudo-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:sudo-debugsource");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:sudo-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:sudo-test");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:opensuse:42.2");

  script_set_attribute(attribute:"patch_publication_date", value:"2016/12/02");
  script_set_attribute(attribute:"plugin_publication_date", value:"2016/12/05");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2016-2018 and is owned by Tenable, Inc. or an Affiliate thereof.");
  script_family(english:"SuSE Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/SuSE/release", "Host/SuSE/rpm-list", "Host/cpu");

  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/SuSE/release");
if (isnull(release) || release =~ "^(SLED|SLES)") audit(AUDIT_OS_NOT, "openSUSE");
if (release !~ "^(SUSE42\.2)$") audit(AUDIT_OS_RELEASE_NOT, "openSUSE", "42.2", release);
if (!get_kb_item("Host/SuSE/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);

ourarch = get_kb_item("Host/cpu");
if (!ourarch) audit(AUDIT_UNKNOWN_ARCH);
if (ourarch !~ "^(i586|i686|x86_64)$") audit(AUDIT_ARCH_NOT, "i586 / i686 / x86_64", ourarch);

flag = 0;

if ( rpm_check(release:"SUSE42.2", reference:"sudo-1.8.10p3-7.1") ) flag++;
if ( rpm_check(release:"SUSE42.2", reference:"sudo-debuginfo-1.8.10p3-7.1") ) flag++;
if ( rpm_check(release:"SUSE42.2", reference:"sudo-debugsource-1.8.10p3-7.1") ) flag++;
if ( rpm_check(release:"SUSE42.2", reference:"sudo-devel-1.8.10p3-7.1") ) flag++;
if ( rpm_check(release:"SUSE42.2", reference:"sudo-test-1.8.10p3-7.1") ) flag++;

if (flag)
{
  if (report_verbosity > 0) security_hole(port:0, extra:rpm_report_get());
  else security_hole(0);
  exit(0);
}
else
{
  tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, "sudo / sudo-debuginfo / sudo-debugsource / sudo-devel / sudo-test");
}