Vulnerability CVE-2018-17953

Vulnerability Name:

CVE-2018-17953 (CCN-153381)

Assigned:

2018-11-26

Published:

2018-11-26

Updated:

2019-10-09

Summary:

A incorrect variable in a SUSE specific patch for pam_access rule matching in PAM 1.3.0 in openSUSE Leap 15.0 and SUSE Linux Enterprise 15 could lead to pam_access rules not being applied (fail open).

CVSS v3 Severity:

8.1 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H)
7.1 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:R)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): High Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
4.7 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:U/RC:R)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): Low Availibility (A): None

CVSS v2 Severity:

9.3 High (CVSS v2 Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Medium Authentication (Au): None
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Athentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): Partial Availibility (A): None

Vulnerability Type:

CWE-noinfo

Vulnerability Consequences:

Bypass Security

References:

Source: MITRE
Type: CNA
CVE-2018-17953

Source: CCN
Type: Bugzilla Bug 1115640
(CVE-2018-17953) VUL-0: CVE-2018-17953: pam: (at least /lib64/security/pam_access.so) doesn't properly handle with ip addresses and subnets

Source: CONFIRM
Type: Issue Tracking, Patch, Third Party Advisory
https://bugzilla.suse.com/show_bug.cgi?id=1115640

Source: XF
Type: UNKNOWN
opensuse-cve201817953-sec-bypass(153381)

Source: CCN
Type: openSUSE Web site
openSUSE

Source: CCN
Type: SUSE Web site
Linux Enterprise Server: A Multimodal OS for Linux Servers

Vulnerable Configuration:

Configuration 1:

cpe:/a:linux-pam:linux-pam:1.3.0:*:*:*:*:*:*:*

AND

cpe:/o:opensuse:leap:15.0:*:*:*:*:*:*:*

OR cpe:/o:suse:linux_enterprise:15.0:*:*:*:*:*:*:*

Configuration CCN 1:

cpe:/o:opensuse:leap:15.0:*:*:*:*:*:*:*

OR cpe:/o:suse:linux_enterprise:15.0:*:*:*:*:*:*:*

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:org.opensuse.security:def:201817953	V	CVE-2018-17953	2023-06-22
oval:org.opensuse.security:def:8049	P	pam-devel-32bit-1.3.0-150000.6.61.1 on GA media (Moderate)	2023-06-20
oval:org.opensuse.security:def:7730	P	pam-1.3.0-150000.6.61.1 on GA media (Moderate)	2023-06-12
oval:org.opensuse.security:def:3414	P	yubikey-manager-0.6.0-1.27 on GA media (Moderate)	2022-06-28
oval:org.opensuse.security:def:3136	P	libXext6-1.3.2-4.3.1 on GA media (Moderate)	2022-06-28
oval:org.opensuse.security:def:2946	P	gstreamer-plugins-base-1.20.1-150400.1.9 on GA media (Moderate)	2022-06-22
oval:org.opensuse.security:def:94766	P	pam-1.3.0-150000.6.55.3 on GA media (Moderate)	2022-06-22
oval:org.opensuse.security:def:2956	P	java-11-openjdk-11.0.15.0-150000.3.80.1 on GA media (Moderate)	2022-06-22
oval:org.opensuse.security:def:95044	P	pam-devel-32bit-1.3.0-150000.6.55.3 on GA media (Moderate)	2022-06-22
oval:org.opensuse.security:def:526	P	Security update for webkit2gtk3 (Important)	2022-06-14
oval:org.opensuse.security:def:255	P	pam-1.3.0-6.29.1 on GA media (Moderate)	2022-06-13
oval:org.opensuse.security:def:904	P	Security update for tiff (Important)	2022-05-30
oval:org.opensuse.security:def:1356	P	Security update for the Linux Kernel (Live Patch 9 for SLE 15 SP3) (Important)	2022-05-23
oval:org.opensuse.security:def:846	P	Security update for zlib (Important)	2022-03-30
oval:org.opensuse.security:def:1412	P	Security update for the Linux Kernel (Live Patch 11 for SLE 15 SP3) (Important)	2022-02-01
oval:org.opensuse.security:def:1184	P	Security update for log4j12 (Important)	2022-01-28
oval:org.opensuse.security:def:113084	P	pam-1.5.2-1.1 on GA media (Moderate)	2022-01-17
oval:org.opensuse.security:def:69938	P	Security update for glibc (Moderate)	2021-10-12
oval:org.opensuse.security:def:1273	P	Security update for the Linux Kernel (Live Patch 1 for SLE 15 SP3) (Important)	2021-10-12
oval:org.opensuse.security:def:106521	P	pam-1.5.2-1.1 on GA media (Moderate)	2021-10-01
oval:org.opensuse.security:def:89770	P	pam-1.3.0-6.6.1 on GA media (Moderate)	2021-09-21
oval:org.opensuse.security:def:96735	P	pam-1.3.0-6.6.1 on GA media (Moderate)	2021-09-21
oval:org.opensuse.security:def:71235	P	libXinerama-devel-1.1.3-1.22 on GA media (Moderate)	2021-09-21
oval:org.opensuse.security:def:61615	P	pam-1.3.0-6.6.1 on GA media (Moderate)	2021-09-21
oval:org.opensuse.security:def:103425	P	pam-1.3.0-6.6.1 on GA media (Moderate)	2021-09-21
oval:org.opensuse.security:def:71356	P	pam-1.3.0-6.6.1 on GA media (Moderate)	2021-09-21
oval:org.opensuse.security:def:71348	P	mozilla-nspr-32bit-4.20-3.3.2 on GA media (Moderate)	2021-09-21
oval:org.opensuse.security:def:64561	P	Security update for libmspack (Moderate)	2021-08-20
oval:org.opensuse.security:def:47062	P	libpng16-16-1.6.8-11.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47790	P	libssh2-1-1.4.3-19.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47748	P	libneon27-0.30.0-3.64 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47754	P	libopenssl-devel-1.0.2p-1.13 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47791	P	libssh4-0.6.3-12.6.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:48343	P	xf86-video-intel-2.99.917+git781.c8990575-1.27 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47508	P	supportutils-3.0-94.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:48108	P	libexempi3-2.2.1-5.7.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47440	P	logrotate-3.11.0-1.15 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:48126	P	libidn-tools-1.28-5.6.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:48119	P	libgraphite2-3-1.3.1-10.3.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:48173	P	libpng15-15-1.5.22-9.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47183	P	xfsprogs-4.3.0-8.8 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47962	P	bash-4.3-83.23.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47047	P	libmms0-0.6.2-15.8 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47886	P	shadow-4.2.1-27.19.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:48204	P	libtasn1-4.9-3.10.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47805	P	libvmtools0-10.3.0-2.6 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47048	P	libmodplug1-0.8.8.4-13.63 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47600	P	e2fsprogs-1.43.8-1.19 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47561	P	autofs-5.0.9-28.3.5 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:48340	P	xalan-j2-2.7.0-264.133 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47425	P	libvdpau1-1.1.1-6.73 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:48251	P	opie-2.4-724.56 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47376	P	libmodplug1-0.8.8.4-13.63 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:48046	P	ipsec-tools-0.8.0-19.3.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47426	P	libvirglrenderer0-0.5.0-11.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47978	P	cracklib-2.9.0-7.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:48275	P	ppc64-diag-2.7.5-2.30 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47926	P	xorg-x11-7.6_1-14.17 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:2240	P	gnuplot-5.2.2-3.6.1 on GA media (Moderate)	2021-08-10
oval:org.opensuse.security:def:2295	P	vsftpd-3.0.3-7.16.1 on GA media (Moderate)	2021-08-10
oval:org.opensuse.security:def:2231	P	bind-9.16.6-20.39 on GA media (Moderate)	2021-08-10
oval:org.opensuse.security:def:2266	P	libwsman-devel-2.6.7-3.9.1 on GA media (Moderate)	2021-08-10
oval:org.opensuse.security:def:2250	P	libfpm_pb0-1.1.1-2.29 on GA media (Moderate)	2021-08-10
oval:org.opensuse.security:def:2235	P	dovecot23-2.3.11.3-17.5.1 on GA media (Moderate)	2021-08-10
oval:org.opensuse.security:def:2275	P	python3-Twisted-19.10.0-3.2.6 on GA media (Moderate)	2021-08-10
oval:org.opensuse.security:def:2262	P	libtcmu2-1.5.2-3.3.1 on GA media (Moderate)	2021-08-10
oval:org.opensuse.security:def:1911	P	cross-nvptx-gcc7-7.5.0+r278197-4.25.1 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:101031	P	pam-1.3.0-6.29.1 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:72749	P	pam-devel-32bit-1.3.0-6.29.1 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:72014	P	pam-1.3.0-6.29.1 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:101288	P	pam-devel-32bit-1.3.0-6.29.1 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:1941	P	pam-devel-32bit-1.3.0-6.29.1 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:100863	P	jq-1.6-3.3.1 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:63030	P	pam-devel-32bit-1.3.0-6.29.1 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:62273	P	pam-1.3.0-6.29.1 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:67773	P	Security update for the Linux Kernel (Live Patch 21 for SLE 15) (Important)	2021-07-14
oval:org.opensuse.security:def:66829	P	Security update for libjpeg-turbo (Moderate)	2021-06-11
oval:org.opensuse.security:def:67995	P	Security update for the Linux Kernel (Important)	2021-06-09
oval:org.opensuse.security:def:48705	P	rhythmbox-3.0.2-1.92 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:71013	P	libpq5-10.3-2.8 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:48947	P	libsilc-1_1-2-1.1.10-24.128 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:48424	P	gdm-3.10.0.1-52.5 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:48653	P	xorg-x11-7.6_1-14.8 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:48893	P	bash-lang-4.3-83.15.1 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:48748	P	libuuid-devel-2.25-30.1 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:48789	P	libgio-fam-2.48.2-10.2 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:48749	P	libvdpau1-32bit-0.8-3.1 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:71126	P	xorg-x11-devel-7.6.1-1.16 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:48486	P	libdcerpc-atsvc0-4.2.4-26.2 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:48913	P	imobiledevice-tools-1.2.0-7.31 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:48491	P	libexif12-0.6.21-6.3 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:48551	P	libspice-client-glib-2_0-8-0.31-7.2 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:48582	P	openslp-2.0.0-11.1 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:48851	P	libdirectfb-1_7-1-32bit-1.7.1-6.1 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:48767	P	cyrus-sasl-digestmd5-32bit-2.1.26-7.1 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:48967	P	telepathy-gabble-0.18.3-5.7 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:48916	P	lcms-1.19-17.31 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:100615	P	(Important)	2021-06-02
oval:org.opensuse.security:def:69833	P	Security update for MozillaFirefox (Important)	2021-04-29
oval:org.opensuse.security:def:64648	P	Security update for bind (Important)	2021-02-18
oval:org.opensuse.security:def:66737	P	Security update for the Linux Kernel (Moderate)	2021-01-14
oval:org.opensuse.security:def:66490	P	Security update for ceph (Moderate)	2021-01-05
oval:org.opensuse.security:def:73402	P	Security update for openssh (Moderate)	2020-12-17
oval:org.opensuse.security:def:1882	P	pam-devel-32bit-1.3.0-6.16.1 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:62914	P	pam-devel-32bit-1.3.0-6.6.1 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:107529	P	pam-devel-32bit-1.3.0-6.16.1 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:117087	P	pam-devel-32bit-1.3.0-6.16.1 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:89993	P	pam-devel-32bit-1.3.0-6.6.1 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:49018	P	libmysqlclient_r18-10.0.40.1-2.9.1 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:62971	P	pam-devel-32bit-1.3.0-6.16.1 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:72633	P	pam-devel-32bit-1.3.0-6.6.1 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:2301	P	jakarta-commons-fileupload-1.1.1-2.82 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:93902	P	pam-1.3.0-6.16.1 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:2308	P	apache2-mod_php7-7.2.5-4.12.2 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:61935	P	pam-1.3.0-6.16.1 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:103648	P	pam-devel-32bit-1.3.0-6.6.1 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:72690	P	pam-devel-32bit-1.3.0-6.16.1 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:1825	P	pam-devel-32bit-1.3.0-6.6.1 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:94150	P	pam-devel-32bit-1.3.0-6.16.1 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:71676	P	pam-1.3.0-6.16.1 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:2306	P	apache-commons-beanutils-1.9.2-2.46 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:107281	P	pam-1.3.0-6.16.1 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:116839	P	pam-1.3.0-6.16.1 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:50348	P	Security update for pam (Important)	2020-12-01
oval:org.opensuse.security:def:49240	P	libssh2-1 on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:73273	P	pam on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:49884	P	reiserfs-kmp-default on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:49743	P	libpcp-devel on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:66582	P	pam on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:49287	P	pam on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:49949	P	gtk-vnc-devel on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:70080	P	libcairo2-32bit on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:64339	P	libjpeg62 on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:49727	P	binutils-devel-32bit on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:51391	P	Security update for pam (Important)	2020-12-01
oval:org.opensuse.security:def:49980	P	spice-gtk-devel on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:73520	P	pam-devel-32bit on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:67673	P	libgcrypt-devel on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:49799	P	perl-Config-IniFiles on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:49336	P	subversion on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:49797	P	pam-devel-32bit on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:70185	P	pam-devel-32bit on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:73155	P	libgd3 on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:64426	P	pam on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:49096	P	g3utils on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:67895	P	libXrandr2-32bit on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:49817	P	binutils-devel-32bit on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:50294	P	Security update for perl-Archive-Zip (Moderate)	2020-12-01
oval:org.opensuse.security:def:50053	P	davfs2 on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:49853	P	pam-devel-32bit on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:49233	P	libsndfile-devel on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:49493	P	vorbis-tools on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:51329	P	Security update for openexr (Moderate)	2020-12-01
oval:com.ubuntu.xenial:def:2018179530000000	V	CVE-2018-17953 on Ubuntu 16.04 LTS (xenial) - low.	2018-11-27
oval:com.ubuntu.bionic:def:201817953000	V	CVE-2018-17953 on Ubuntu 18.04 LTS (bionic) - low.	2018-11-27
oval:com.ubuntu.cosmic:def:201817953000	V	CVE-2018-17953 on Ubuntu 18.10 (cosmic) - low.	2018-11-27
oval:com.ubuntu.cosmic:def:2018179530000000	V	CVE-2018-17953 on Ubuntu 18.10 (cosmic) - low.	2018-11-27
oval:com.ubuntu.trusty:def:201817953000	V	CVE-2018-17953 on Ubuntu 14.04 LTS (trusty) - low.	2018-11-27
oval:com.ubuntu.bionic:def:2018179530000000	V	CVE-2018-17953 on Ubuntu 18.04 LTS (bionic) - low.	2018-11-27
oval:com.ubuntu.xenial:def:201817953000	V	CVE-2018-17953 on Ubuntu 16.04 LTS (xenial) - low.	2018-11-27

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