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nessusThis script is Copyright (C) 2019-2024 and is owned by Tenable, Inc. or an Affiliate thereof.SUSE_SU-2019-2997-1.NASL
HistoryNov 20, 2019 - 12:00 a.m.

SUSE SLED15 / SLES15 Security Update : ncurses (SUSE-SU-2019:2997-1)

2019-11-2000:00:00
This script is Copyright (C) 2019-2024 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
81

7.8 High

AI Score

Confidence

Low

This update for ncurses fixes the following issues :

Security issues fixed :

CVE-2019-17594: Fixed a heap-based buffer over-read in the
_nc_find_entry function (bsc#1154036).

CVE-2019-17595: Fixed a heap-based buffer over-read in the fmt_entry function (bsc#1154037).

Non-security issue fixed: Removed screen.xterm from terminfo database (bsc#1103320).

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-2019:2997-1.
# The text itself is copyright (C) SUSE.
#

include('compat.inc');

if (description)
{
  script_id(131159);
  script_version("1.5");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/04/10");

  script_cve_id("CVE-2019-17594", "CVE-2019-17595");

  script_name(english:"SUSE SLED15 / SLES15 Security Update : ncurses (SUSE-SU-2019:2997-1)");

  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 ncurses fixes the following issues :

Security issues fixed :

CVE-2019-17594: Fixed a heap-based buffer over-read in the
_nc_find_entry function (bsc#1154036).

CVE-2019-17595: Fixed a heap-based buffer over-read in the fmt_entry
function (bsc#1154037).

Non-security issue fixed: Removed screen.xterm from terminfo database
(bsc#1103320).

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=1103320");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.suse.com/show_bug.cgi?id=1154036");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.suse.com/show_bug.cgi?id=1154037");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2019-17594/");
  script_set_attribute(attribute:"see_also", value:"https://www.suse.com/security/cve/CVE-2019-17595/");
  # https://www.suse.com/support/update/announcement/2019/suse-su-20192997-1/
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?b2b58b87");
  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-SP1-2019-2997=1

SUSE Linux Enterprise Module for Legacy Software 15-SP1:zypper in -t
patch SUSE-SLE-Module-Legacy-15-SP1-2019-2997=1

SUSE Linux Enterprise Module for Legacy Software 15:zypper in -t patch
SUSE-SLE-Module-Legacy-15-2019-2997=1

SUSE Linux Enterprise Module for Development Tools 15-SP1:zypper in -t
patch SUSE-SLE-Module-Development-Tools-15-SP1-2019-2997=1

SUSE Linux Enterprise Module for Development Tools 15:zypper in -t
patch SUSE-SLE-Module-Development-Tools-15-2019-2997=1

SUSE Linux Enterprise Module for Basesystem 15-SP1:zypper in -t patch
SUSE-SLE-Module-Basesystem-15-SP1-2019-2997=1

SUSE Linux Enterprise Module for Basesystem 15:zypper in -t patch
SUSE-SLE-Module-Basesystem-15-2019-2997=1");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:P/I:N/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2019-17595");

  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");

  script_set_attribute(attribute:"vuln_publication_date", value:"2019/10/14");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/11/18");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/11/20");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libncurses5");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libncurses5-32bit-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libncurses5-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libncurses6");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libncurses6-32bit-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libncurses6-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:ncurses-debugsource");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:ncurses-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:ncurses-devel-32bit-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:ncurses-devel-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:ncurses-utils");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:ncurses-utils-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:ncurses5-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:tack");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:tack-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:terminfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:terminfo-base");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:terminfo-iterm");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:terminfo-screen");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:suse_linux:15");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"SuSE Local Security Checks");

  script_copyright(english:"This script is Copyright (C) 2019-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");

  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)$", string:sp))) audit(AUDIT_OS_NOT, "SLES15 SP0/1", os_ver + " SP" + sp);
if (os_ver == "SLED15" && (! preg(pattern:"^(0|1)$", string:sp))) audit(AUDIT_OS_NOT, "SLED15 SP0/1", os_ver + " SP" + sp);


flag = 0;
if (rpm_check(release:"SLES15", sp:"1", cpu:"x86_64", reference:"libncurses5-32bit-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"1", cpu:"x86_64", reference:"libncurses5-32bit-debuginfo-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"1", cpu:"x86_64", reference:"libncurses6-32bit-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"1", cpu:"x86_64", reference:"libncurses6-32bit-debuginfo-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"1", cpu:"x86_64", reference:"ncurses-devel-32bit-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"1", cpu:"x86_64", reference:"ncurses-devel-32bit-debuginfo-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"1", cpu:"x86_64", reference:"ncurses5-devel-32bit-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"1", reference:"libncurses5-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"1", reference:"libncurses5-debuginfo-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"1", reference:"libncurses6-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"1", reference:"libncurses6-debuginfo-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"1", reference:"ncurses-debugsource-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"1", reference:"ncurses-devel-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"1", reference:"ncurses-devel-debuginfo-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"1", reference:"ncurses-utils-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"1", reference:"ncurses-utils-debuginfo-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"1", reference:"ncurses5-devel-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"1", reference:"tack-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"1", reference:"tack-debuginfo-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"1", reference:"terminfo-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"1", reference:"terminfo-base-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"1", reference:"terminfo-iterm-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"1", reference:"terminfo-screen-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"0", cpu:"x86_64", reference:"libncurses5-32bit-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"0", cpu:"x86_64", reference:"libncurses5-32bit-debuginfo-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"0", cpu:"x86_64", reference:"libncurses6-32bit-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"0", cpu:"x86_64", reference:"libncurses6-32bit-debuginfo-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"0", cpu:"x86_64", reference:"ncurses-devel-32bit-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"0", cpu:"x86_64", reference:"ncurses-devel-32bit-debuginfo-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"libncurses5-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"libncurses5-debuginfo-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"libncurses6-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"libncurses6-debuginfo-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"ncurses-debugsource-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"ncurses-devel-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"ncurses-devel-debuginfo-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"ncurses-utils-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"ncurses-utils-debuginfo-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"ncurses5-devel-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"tack-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"tack-debuginfo-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"terminfo-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"terminfo-base-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"terminfo-iterm-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLES15", sp:"0", reference:"terminfo-screen-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"1", cpu:"x86_64", reference:"libncurses6-32bit-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"1", cpu:"x86_64", reference:"libncurses6-32bit-debuginfo-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"1", cpu:"x86_64", reference:"ncurses-devel-32bit-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"1", cpu:"x86_64", reference:"ncurses-devel-32bit-debuginfo-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"1", cpu:"x86_64", reference:"ncurses5-devel-32bit-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"1", reference:"libncurses6-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"1", reference:"libncurses6-debuginfo-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"1", reference:"ncurses-debugsource-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"1", reference:"ncurses-devel-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"1", reference:"ncurses-devel-debuginfo-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"1", reference:"ncurses-utils-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"1", reference:"ncurses-utils-debuginfo-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"1", reference:"tack-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"1", reference:"tack-debuginfo-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"1", reference:"terminfo-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"1", reference:"terminfo-base-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"1", reference:"terminfo-iterm-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"1", reference:"terminfo-screen-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"0", cpu:"x86_64", reference:"libncurses6-32bit-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"0", cpu:"x86_64", reference:"libncurses6-32bit-debuginfo-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"0", cpu:"x86_64", reference:"ncurses-devel-32bit-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"0", cpu:"x86_64", reference:"ncurses-devel-32bit-debuginfo-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"libncurses6-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"libncurses6-debuginfo-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"ncurses-debugsource-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"ncurses-devel-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"ncurses-devel-debuginfo-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"ncurses-utils-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"ncurses-utils-debuginfo-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"tack-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"tack-debuginfo-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"terminfo-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"terminfo-base-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"terminfo-iterm-6.1-5.6.2")) flag++;
if (rpm_check(release:"SLED15", sp:"0", reference:"terminfo-screen-6.1-5.6.2")) 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, "ncurses");
}
VendorProductVersionCPE
novellsuse_linuxlibncurses5p-cpe:/a:novell:suse_linux:libncurses5
novellsuse_linuxlibncurses5-32bit-debuginfop-cpe:/a:novell:suse_linux:libncurses5-32bit-debuginfo
novellsuse_linuxlibncurses5-debuginfop-cpe:/a:novell:suse_linux:libncurses5-debuginfo
novellsuse_linuxlibncurses6p-cpe:/a:novell:suse_linux:libncurses6
novellsuse_linuxlibncurses6-32bit-debuginfop-cpe:/a:novell:suse_linux:libncurses6-32bit-debuginfo
novellsuse_linuxlibncurses6-debuginfop-cpe:/a:novell:suse_linux:libncurses6-debuginfo
novellsuse_linuxncurses-debugsourcep-cpe:/a:novell:suse_linux:ncurses-debugsource
novellsuse_linuxncurses-develp-cpe:/a:novell:suse_linux:ncurses-devel
novellsuse_linuxncurses-devel-32bit-debuginfop-cpe:/a:novell:suse_linux:ncurses-devel-32bit-debuginfo
novellsuse_linuxncurses-devel-debuginfop-cpe:/a:novell:suse_linux:ncurses-devel-debuginfo
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