This update for libevent fixes the following security issues :
CVE-2016-10195: DNS remote stack overread vulnerability (bsc#1022917)
CVE-2016-10196: stack/buffer overflow in evutil_parse_sockaddr_port() (bsc#1022918)
CVE-2016-10197: out-of-bounds read in search_make_new() (bsc#1022919)
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-2018:0200-1.
# The text itself is copyright (C) SUSE.
#
include("compat.inc");
if (description)
{
script_id(106345);
script_version("1.5");
script_cvs_date("Date: 2019/09/10 13:51:46");
script_cve_id("CVE-2016-10195", "CVE-2016-10196", "CVE-2016-10197");
script_name(english:"SUSE SLED12 / SLES12 Security Update : libevent (SUSE-SU-2018:0200-1)");
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 libevent fixes the following security issues :
- CVE-2016-10195: DNS remote stack overread vulnerability
(bsc#1022917)
- CVE-2016-10196: stack/buffer overflow in
evutil_parse_sockaddr_port() (bsc#1022918)
- CVE-2016-10197: out-of-bounds read in search_make_new()
(bsc#1022919)
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=1022917"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.suse.com/show_bug.cgi?id=1022918"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.suse.com/show_bug.cgi?id=1022919"
);
script_set_attribute(
attribute:"see_also",
value:"https://www.suse.com/security/cve/CVE-2016-10195/"
);
script_set_attribute(
attribute:"see_also",
value:"https://www.suse.com/security/cve/CVE-2016-10196/"
);
script_set_attribute(
attribute:"see_also",
value:"https://www.suse.com/security/cve/CVE-2016-10197/"
);
# https://www.suse.com/support/update/announcement/2018/suse-su-20180200-1/
script_set_attribute(
attribute:"see_also",
value:"http://www.nessus.org/u?c771cb41"
);
script_set_attribute(
attribute:"solution",
value:
"To install this SUSE Security Update use YaST online_update.
Alternatively you can run the command listed for your product :
SUSE Linux Enterprise Software Development Kit 12-SP3:zypper in -t
patch SUSE-SLE-SDK-12-SP3-2018-143=1
SUSE Linux Enterprise Software Development Kit 12-SP2:zypper in -t
patch SUSE-SLE-SDK-12-SP2-2018-143=1
SUSE Linux Enterprise Server for Raspberry Pi 12-SP2:zypper in -t
patch SUSE-SLE-RPI-12-SP2-2018-143=1
SUSE Linux Enterprise Server 12-SP3:zypper in -t patch
SUSE-SLE-SERVER-12-SP3-2018-143=1
SUSE Linux Enterprise Server 12-SP2:zypper in -t patch
SUSE-SLE-SERVER-12-SP2-2018-143=1
SUSE Linux Enterprise Desktop 12-SP3:zypper in -t patch
SUSE-SLE-DESKTOP-12-SP3-2018-143=1
SUSE Linux Enterprise Desktop 12-SP2:zypper in -t patch
SUSE-SLE-DESKTOP-12-SP2-2018-143=1
SUSE CaaS Platform ALL:zypper in -t patch SUSE-CAASP-ALL-2018-143=1
To bring your system up-to-date, use 'zypper patch'."
);
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:U/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/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:"exploit_available", value:"false");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libevent-2_0");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libevent-2_0-5-debuginfo");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:libevent-debugsource");
script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:suse_linux:12");
script_set_attribute(attribute:"vuln_publication_date", value:"2017/03/15");
script_set_attribute(attribute:"patch_publication_date", value:"2018/01/24");
script_set_attribute(attribute:"plugin_publication_date", value:"2018/01/25");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2018-2019 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:"^(SLED12|SLES12)$", string:os_ver)) audit(AUDIT_OS_NOT, "SUSE SLED12 / SLES12", "SUSE " + os_ver);
if (!get_kb_item("Host/SuSE/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if (cpu !~ "^i[3-6]86$" && "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:"^(2|3)$", string:sp))) audit(AUDIT_OS_NOT, "SLES12 SP2/3", os_ver + " SP" + sp);
if (os_ver == "SLED12" && (! preg(pattern:"^(2|3)$", string:sp))) audit(AUDIT_OS_NOT, "SLED12 SP2/3", os_ver + " SP" + sp);
flag = 0;
if (rpm_check(release:"SLES12", sp:"3", reference:"libevent-2_0-5-2.0.21-6.3.1")) flag++;
if (rpm_check(release:"SLES12", sp:"3", reference:"libevent-2_0-5-debuginfo-2.0.21-6.3.1")) flag++;
if (rpm_check(release:"SLES12", sp:"3", reference:"libevent-debugsource-2.0.21-6.3.1")) flag++;
if (rpm_check(release:"SLES12", sp:"2", reference:"libevent-2_0-5-2.0.21-6.3.1")) flag++;
if (rpm_check(release:"SLES12", sp:"2", reference:"libevent-2_0-5-debuginfo-2.0.21-6.3.1")) flag++;
if (rpm_check(release:"SLES12", sp:"2", reference:"libevent-debugsource-2.0.21-6.3.1")) flag++;
if (rpm_check(release:"SLED12", sp:"3", cpu:"x86_64", reference:"libevent-2_0-5-2.0.21-6.3.1")) flag++;
if (rpm_check(release:"SLED12", sp:"3", cpu:"x86_64", reference:"libevent-2_0-5-debuginfo-2.0.21-6.3.1")) flag++;
if (rpm_check(release:"SLED12", sp:"3", cpu:"x86_64", reference:"libevent-debugsource-2.0.21-6.3.1")) flag++;
if (rpm_check(release:"SLED12", sp:"2", cpu:"x86_64", reference:"libevent-2_0-5-2.0.21-6.3.1")) flag++;
if (rpm_check(release:"SLED12", sp:"2", cpu:"x86_64", reference:"libevent-2_0-5-debuginfo-2.0.21-6.3.1")) flag++;
if (rpm_check(release:"SLED12", sp:"2", cpu:"x86_64", reference:"libevent-debugsource-2.0.21-6.3.1")) 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, "libevent");
}
Vendor | Product | Version | CPE |
---|---|---|---|
novell | suse_linux | libevent-2_0 | p-cpe:/a:novell:suse_linux:libevent-2_0 |
novell | suse_linux | libevent-2_0-5-debuginfo | p-cpe:/a:novell:suse_linux:libevent-2_0-5-debuginfo |
novell | suse_linux | libevent-debugsource | p-cpe:/a:novell:suse_linux:libevent-debugsource |
novell | suse_linux | 12 | cpe:/o:novell:suse_linux:12 |
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-10195
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-10196
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-10197
www.nessus.org/u?c771cb41
bugzilla.suse.com/show_bug.cgi?id=1022917
bugzilla.suse.com/show_bug.cgi?id=1022918
bugzilla.suse.com/show_bug.cgi?id=1022919
www.suse.com/security/cve/CVE-2016-10195/
www.suse.com/security/cve/CVE-2016-10196/
www.suse.com/security/cve/CVE-2016-10197/