Vulnerabilities > CVE-2019-3691 - Unspecified vulnerability in Opensuse Munge

047910
CVSS 7.8 - HIGH
Attack vector
LOCAL
Attack complexity
LOW
Privileges required
LOW
Confidentiality impact
HIGH
Integrity impact
HIGH
Availability impact
HIGH
local
low complexity
opensuse
nessus
NVD
Published: 2020-01-23
Updated: 2024-11-21

Summary

A Symbolic Link (Symlink) Following vulnerability in the packaging of munge in SUSE Linux Enterprise Server 15; openSUSE Factory allowed local attackers to escalate privileges from user munge to root. This issue affects: SUSE Linux Enterprise Server 15 munge versions prior to 0.5.13-4.3.1. openSUSE Factory munge versions prior to 0.5.13-6.1.

Vulnerable Configurations

Part Description Count
Application
Opensuse
25
OS
Suse
1

Nessus

  • NASL familySuSE Local Security Checks
    NASL idSUSE_SU-2019-3190-1.NASL
    descriptionThis update for munge fixes the following issues : Security issue fixed : CVE-2019-3691: Fixed a Local privilege escalation vulnerability which allowed escalation from munge to root (bsc#1155075). 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.
    last seen2020-06-01
    modified2020-06-02
    plugin id131759
    published2019-12-06
    reporterThis script is Copyright (C) 2019-2020 and is owned by Tenable, Inc. or an Affiliate thereof.
    sourcehttps://www.tenable.com/plugins/nessus/131759
    titleSUSE SLED15 / SLES15 Security Update : munge (SUSE-SU-2019:3190-1)
    code
    #
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from SUSE update advisory SUSE-SU-2019:3190-1.
# The text itself is copyright (C) SUSE.
#

include("compat.inc");

if (description)
{
  script_id(131759);
  script_version("1.4");
  script_cvs_date("Date: 2020/02/03");

  script_cve_id("CVE-2019-3691");

  script_name(english:"SUSE SLED15 / SLES15 Security Update : munge (SUSE-SU-2019:3190-1)");
  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 munge fixes the following issues :

Security issue fixed :

CVE-2019-3691: Fixed a Local privilege escalation vulnerability which
allowed escalation from munge to root (bsc#1155075).

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=1155075"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2019-3691/"
  );
  # https://www.suse.com/support/update/announcement/2019/suse-su-20193190-1/
  script_set_attribute(
    attribute:"see_also",
    value:"http://www.nessus.org/u?7604e1d4"
  );
  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 Module for Open Buildservice Development Tools
15-SP1:zypper in -t patch
SUSE-SLE-Module-Development-Tools-OBS-15-SP1-2019-3190=1

SUSE Linux Enterprise Module for HPC 15-SP1:zypper in -t patch
SUSE-SLE-Module-HPC-15-SP1-2019-3190=1

SUSE Linux Enterprise Module for HPC 15:zypper in -t patch
SUSE-SLE-Module-HPC-15-2019-3190=1"
  );
  script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC: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_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2019-3691");
  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:libmunge2");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libmunge2-32bit-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libmunge2-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:munge");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:munge-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:munge-debugsource");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:munge-devel");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:suse_linux:15");

  script_set_attribute(attribute:"vuln_publication_date", value:"2020/01/23");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/12/05");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/12/06");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2019-2020 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:"^(SLED15|SLES15)$", string:os_ver)) audit(AUDIT_OS_NOT, "SUSE SLED15 / SLES15", "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 == "SLES15" && (! preg(pattern:"^(0|1)$", string:sp))) audit(AUDIT_OS_NOT, "SLES15 SP0/1", os_ver + " SP" + sp);
if (os_ver == "SLED15" && (! preg(pattern:"^(1)$", string:sp))) audit(AUDIT_OS_NOT, "SLED15 SP1", os_ver + " SP" + sp);


flag = 0;
if (rpm_check(release:"SLES15", sp:"1", cpu:"x86_64", reference:"libmunge2-32bit-0.5.13-4.3.1")) flag++;
if (rpm_check(release:"SLES15", sp:"1", cpu:"x86_64", reference:"libmunge2-32bit-debuginfo-0.5.13-4.3.1")) flag++;
if (rpm_check(release:"SLES15", sp:"1", cpu:"x86_64", reference:"munge-devel-32bit-0.5.13-4.3.1")) flag++;
if (rpm_check(release:"SLES15", sp:"1", cpu:"x86_64", reference:"libmunge2-0.5.13-4.3.1")) flag++;
if (rpm_check(release:"SLES15", sp:"1", cpu:"x86_64", reference:"libmunge2-debuginfo-0.5.13-4.3.1")) flag++;
if (rpm_check(release:"SLES15", sp:"1", cpu:"x86_64", reference:"munge-0.5.13-4.3.1")) flag++;
if (rpm_check(release:"SLES15", sp:"1", cpu:"x86_64", reference:"munge-debuginfo-0.5.13-4.3.1")) flag++;
if (rpm_check(release:"SLES15", sp:"1", cpu:"x86_64", reference:"munge-debugsource-0.5.13-4.3.1")) flag++;
if (rpm_check(release:"SLES15", sp:"1", cpu:"x86_64", reference:"munge-devel-0.5.13-4.3.1")) flag++;
if (rpm_check(release:"SLES15", sp:"1", cpu:"s390x", reference:"libmunge2-0.5.13-4.3.1")) flag++;
if (rpm_check(release:"SLES15", sp:"1", cpu:"s390x", reference:"libmunge2-debuginfo-0.5.13-4.3.1")) flag++;
if (rpm_check(release:"SLES15", sp:"1", cpu:"s390x", reference:"munge-0.5.13-4.3.1")) flag++;
if (rpm_check(release:"SLES15", sp:"1", cpu:"s390x", reference:"munge-debuginfo-0.5.13-4.3.1")) flag++;
if (rpm_check(release:"SLES15", sp:"1", cpu:"s390x", reference:"munge-devel-0.5.13-4.3.1")) flag++;
if (rpm_check(release:"SLES15", sp:"1", reference:"munge-debugsource-0.5.13-4.3.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", cpu:"x86_64", reference:"libmunge2-0.5.13-4.3.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", cpu:"x86_64", reference:"libmunge2-debuginfo-0.5.13-4.3.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", cpu:"x86_64", reference:"munge-0.5.13-4.3.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", cpu:"x86_64", reference:"munge-debuginfo-0.5.13-4.3.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", cpu:"x86_64", reference:"munge-debugsource-0.5.13-4.3.1")) flag++;
if (rpm_check(release:"SLES15", sp:"0", cpu:"x86_64", reference:"munge-devel-0.5.13-4.3.1")) flag++;
if (rpm_check(release:"SLED15", sp:"1", cpu:"x86_64", reference:"libmunge2-32bit-0.5.13-4.3.1")) flag++;
if (rpm_check(release:"SLED15", sp:"1", cpu:"x86_64", reference:"libmunge2-32bit-debuginfo-0.5.13-4.3.1")) flag++;
if (rpm_check(release:"SLED15", sp:"1", cpu:"x86_64", reference:"munge-devel-32bit-0.5.13-4.3.1")) flag++;
if (rpm_check(release:"SLED15", sp:"1", cpu:"s390x", reference:"libmunge2-0.5.13-4.3.1")) flag++;
if (rpm_check(release:"SLED15", sp:"1", cpu:"s390x", reference:"libmunge2-debuginfo-0.5.13-4.3.1")) flag++;
if (rpm_check(release:"SLED15", sp:"1", cpu:"s390x", reference:"munge-0.5.13-4.3.1")) flag++;
if (rpm_check(release:"SLED15", sp:"1", cpu:"s390x", reference:"munge-debuginfo-0.5.13-4.3.1")) flag++;
if (rpm_check(release:"SLED15", sp:"1", cpu:"s390x", reference:"munge-devel-0.5.13-4.3.1")) flag++;
if (rpm_check(release:"SLED15", sp:"1", reference:"munge-debugsource-0.5.13-4.3.1")) 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, "munge");
}
  • NASL familySuSE Local Security Checks
    NASL idSUSE_SU-2020-1144-1.NASL
    descriptionThis update for munge to 0.5.14 fixes the following issues : Security issue fixed : CVE-2019-3691: Fixed a local privilege escalation during update (bsc#1155075) Non-security issue fixed : Add Provides for
    last seen2020-05-06
    modified2020-04-30
    plugin id136167
    published2020-04-30
    reporterThis script is Copyright (C) 2020 and is owned by Tenable, Inc. or an Affiliate thereof.
    sourcehttps://www.tenable.com/plugins/nessus/136167
    titleSUSE SLES12 Security Update : munge (SUSE-SU-2020:1144-1)
    code
    #
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from SUSE update advisory SUSE-SU-2020:1144-1.
# The text itself is copyright (C) SUSE.
#

include("compat.inc");

if (description)
{
  script_id(136167);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2020/05/04");

  script_cve_id("CVE-2019-3691");

  script_name(english:"SUSE SLES12 Security Update : munge (SUSE-SU-2020:1144-1)");
  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 munge to 0.5.14 fixes the following issues :

Security issue fixed :

CVE-2019-3691: Fixed a local privilege escalation during update
(bsc#1155075)

Non-security issue fixed :

Add Provides for 'munge-libs' to package libmunge (bsc#1160075).

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=1155075"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.suse.com/show_bug.cgi?id=1160075"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.suse.com/security/cve/CVE-2019-3691/"
  );
  # https://www.suse.com/support/update/announcement/2020/suse-su-20201144-1/
  script_set_attribute(
    attribute:"see_also",
    value:"http://www.nessus.org/u?89760de1"
  );
  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 Module for HPC 12 :

zypper in -t patch SUSE-SLE-Module-HPC-12-2020-1144=1"
  );
  script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC: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_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:libmunge2");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libmunge2-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:munge");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:munge-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:munge-debugsource");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:munge-devel");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:suse_linux:12");

  script_set_attribute(attribute:"vuln_publication_date", value:"2020/01/23");
  script_set_attribute(attribute:"patch_publication_date", value:"2020/04/29");
  script_set_attribute(attribute:"plugin_publication_date", value:"2020/04/30");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2020 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);
if (cpu >!< "x86_64") audit(AUDIT_ARCH_NOT, "x86_64", cpu);


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


flag = 0;
if (rpm_check(release:"SLES12", sp:"0", cpu:"x86_64", reference:"libmunge2-0.5.14-3.6.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", cpu:"x86_64", reference:"libmunge2-debuginfo-0.5.14-3.6.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", cpu:"x86_64", reference:"munge-0.5.14-3.6.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", cpu:"x86_64", reference:"munge-debuginfo-0.5.14-3.6.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", cpu:"x86_64", reference:"munge-debugsource-0.5.14-3.6.1")) flag++;
if (rpm_check(release:"SLES12", sp:"0", cpu:"x86_64", reference:"munge-devel-0.5.14-3.6.1")) 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, "munge");
}
  • NASL familySuSE Local Security Checks
    NASL idOPENSUSE-2019-2670.NASL
    descriptionThis update for munge fixes the following issues : Security issue fixed:&#9; - CVE-2019-3691: Fixed a Local privilege escalation vulnerability which allowed escalation from munge to root (bsc#1155075). This update was imported from the SUSE:SLE-15:Update update project.
    last seen2020-06-01
    modified2020-06-02
    plugin id131995
    published2019-12-12
    reporterThis script is Copyright (C) 2019-2020 and is owned by Tenable, Inc. or an Affiliate thereof.
    sourcehttps://www.tenable.com/plugins/nessus/131995
    titleopenSUSE Security Update : munge (openSUSE-2019-2670)

References