SUSE SLES12 Security Update : openldap2 (SUSE-SU-2019:0931-1)

2019-04-12T00:00:00
ID SUSE_SU-2019-0931-1.NASL
Type nessus
Reporter This script is Copyright (C) 2019-2021 and is owned by Tenable, Inc. or an Affiliate thereof.
Modified 2021-01-13T00:00:00

Description

This update for openldap2 fixes the following issues :

Security issues fixed :

CVE-2017-9287: A double free vulnerability in the mdb backend during search with page size 0 was fixed (bsc#1041764).

CVE-2017-17740: Fixed a denial of service (slapd crash) via a member MODDN operation that could have been triggered when both the nops module and the memberof overlay are enabled (bsc#1073313).

Non-security issues fixed: Fix a regression in handling of non-blocking connections (bsc#1031702)

Fix an uninitialised variable that causes startup failure (bsc#1037396)

Fix libldap leaks socket descriptors issue (bsc#1065083)

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

                                        
                                            #
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from SUSE update advisory SUSE-SU-2019:0931-1.
# The text itself is copyright (C) SUSE.
#

include("compat.inc");

if (description)
{
  script_id(124018);
  script_version("1.4");
  script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/13");

  script_cve_id("CVE-2017-17740", "CVE-2017-9287");

  script_name(english:"SUSE SLES12 Security Update : openldap2 (SUSE-SU-2019:0931-1)");
  script_summary(english:"Checks rpm output for the updated packages.");

  script_set_attribute(
    attribute:"synopsis",
    value:"The remote SUSE host is missing one or more security updates."
  );
  script_set_attribute(
    attribute:"description",
    value:
"This update for openldap2 fixes the following issues :

Security issues fixed :

CVE-2017-9287: A double free vulnerability in the mdb backend during
search with page size 0 was fixed (bsc#1041764).

CVE-2017-17740: Fixed a denial of service (slapd crash) via a member
MODDN operation that could have been triggered when both the nops
module and the memberof overlay are enabled (bsc#1073313).

Non-security issues fixed: Fix a regression in handling of
non-blocking connections (bsc#1031702)

Fix an uninitialised variable that causes startup failure
(bsc#1037396)

Fix libldap leaks socket descriptors issue (bsc#1065083)

Note that Tenable Network Security has extracted the preceding
description block directly from the SUSE security advisory. Tenable
has attempted to automatically clean and format it as much as possible
without introducing additional issues."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1031702"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1037396"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1041764"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1065083"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1073313"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2017-17740/"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2017-9287/"
  );
  # https://www.suse.com/support/update/announcement/2019/suse-su-20190931-1/
  script_set_attribute(
    attribute:"see_also",
    value:"http://www.nessus.org/u?1767eb70"
  );
  script_set_attribute(
    attribute:"solution",
    value:
"To install this SUSE Security Update use the SUSE recommended
installation methods like YaST online_update or 'zypper patch'.

Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Server for SAP 12-SP4:zypper in -t patch
SUSE-SLE-SAP-12-SP4-2019-931=1

SUSE Linux Enterprise Server for SAP 12-SP3:zypper in -t patch
SUSE-SLE-SAP-12-SP3-2019-931=1

SUSE Linux Enterprise Server for SAP 12-SP2:zypper in -t patch
SUSE-SLE-SAP-12-SP2-2019-931=1

SUSE Linux Enterprise Server for SAP 12-SP1:zypper in -t patch
SUSE-SLE-SAP-12-SP1-2019-931=1

SUSE Linux Enterprise Server for SAP 12:zypper in -t patch
SUSE-SLE-SAP-12-2019-931=1

SUSE Linux Enterprise Server 12-SP1-LTSS:zypper in -t patch
SUSE-SLE-SERVER-12-SP1-2019-931=1

SUSE Linux Enterprise Server 12-LTSS:zypper in -t patch
SUSE-SLE-SERVER-12-2019-931=1

SUSE Linux Enterprise Module for Legacy Software 12:zypper in -t patch
SUSE-SLE-Module-Legacy-12-2019-931=1"
  );
  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_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:compat-libldap-2_3");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:compat-libldap-2_3-0-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libldap-2_4");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libldap-2_4-2");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libldap-2_4-2-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:openldap2");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:openldap2-back-meta");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:openldap2-back-meta-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:openldap2-client");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:openldap2-client-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:openldap2-client-debugsource");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:openldap2-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:openldap2-debugsource");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:suse_linux:12");

  script_set_attribute(attribute:"vuln_publication_date", value:"2017/05/29");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/04/11");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/04/12");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2019-2021 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/cpu", "Host/SuSE/release", "Host/SuSE/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);
release = get_kb_item("Host/SuSE/release");
if (isnull(release) || release !~ "^(SLED|SLES)") audit(AUDIT_OS_NOT, "SUSE");
os_ver = pregmatch(pattern: "^(SLE(S|D)\d+)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "SUSE");
os_ver = os_ver[1];
if (! preg(pattern:"^(SLES12)$", string:os_ver)) audit(AUDIT_OS_NOT, "SUSE SLES12", "SUSE " + os_ver);

if (!get_kb_item("Host/SuSE/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);

cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if (cpu !~ "^i[3-6]86$" && "x86_64" >!< cpu && "s390x" >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "SUSE " + os_ver, cpu);

sp = get_kb_item("Host/SuSE/patchlevel");
if (isnull(sp)) sp = "0";
if (os_ver == "SLES12" && (! preg(pattern:"^(0|1)$", string:sp))) audit(AUDIT_OS_NOT, "SLES12 SP0/1", os_ver + " SP" + sp);


flag = 0;
if (rpm_check(release:"SLES12", sp:"1", reference:"libldap-2_4-2-2.4.41-18.24.9.1")) flag++;
if (rpm_check(release:"SLES12", sp:"1", reference:"libldap-2_4-2-32bit-2.4.41-18.24.9.1")) flag++;
if (rpm_check(release:"SLES12", sp:"1", reference:"libldap-2_4-2-debuginfo-2.4.41-18.24.9.1")) flag++;
if (rpm_check(release:"SLES12", sp:"1", reference:"libldap-2_4-2-debuginfo-32bit-2.4.41-18.24.9.1")) flag++;
if (rpm_check(release:"SLES12", sp:"1", reference:"openldap2-2.4.41-18.24.9.7")) flag++;
if (rpm_check(release:"SLES12", sp:"1", reference:"openldap2-back-meta-2.4.41-18.24.9.7")) flag++;
if (rpm_check(release:"SLES12", sp:"1", reference:"openldap2-back-meta-debuginfo-2.4.41-18.24.9.7")) flag++;
if (rpm_check(release:"SLES12", sp:"1", reference:"openldap2-client-2.4.41-18.24.9.1")) flag++;
if (rpm_check(release:"SLES12", sp:"1", reference:"openldap2-client-debuginfo-2.4.41-18.24.9.1")) flag++;
if (rpm_check(release:"SLES12", sp:"1", reference:"openldap2-client-debugsource-2.4.41-18.24.9.1")) flag++;
if (rpm_check(release:"SLES12", sp:"1", reference:"openldap2-debuginfo-2.4.41-18.24.9.7")) flag++;
if (rpm_check(release:"SLES12", sp:"1", reference:"openldap2-debugsource-2.4.41-18.24.9.7")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"compat-libldap-2_3-0-2.3.37-18.24.9.7")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"compat-libldap-2_3-0-debuginfo-2.3.37-18.24.9.7")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libldap-2_4-2-2.4.41-18.24.9.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libldap-2_4-2-32bit-2.4.41-18.24.9.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libldap-2_4-2-debuginfo-2.4.41-18.24.9.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"libldap-2_4-2-debuginfo-32bit-2.4.41-18.24.9.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"openldap2-2.4.41-18.24.9.7")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"openldap2-back-meta-2.4.41-18.24.9.7")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"openldap2-back-meta-debuginfo-2.4.41-18.24.9.7")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"openldap2-client-2.4.41-18.24.9.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"openldap2-client-debuginfo-2.4.41-18.24.9.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"openldap2-client-debugsource-2.4.41-18.24.9.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"openldap2-debuginfo-2.4.41-18.24.9.7")) flag++;
if (rpm_check(release:"SLES12", sp:"0", reference:"openldap2-debugsource-2.4.41-18.24.9.7")) flag++;


if (flag)
{
  if (report_verbosity > 0) security_warning(port:0, extra:rpm_report_get());
  else security_warning(0);
  exit(0);
}
else
{
  tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, "openldap2");
}