Vulnerability CVE-2017-5618

Vulnerability Name:

CVE-2017-5618 (CCN-123589)

Assigned:

2017-03-20

Published:

2017-03-20

Updated:

2020-08-24

Summary:

GNU screen before 4.5.1 allows local users to modify arbitrary files and consequently gain root privileges by leveraging improper checking of logfile permissions.

CVSS v3 Severity:

7.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
6.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)

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

7.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
6.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)

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

CVSS v2 Severity:

7.2 High (CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)

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

6.8 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Athentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

Vulnerability Type:

CWE-863

Vulnerability Consequences:

Gain Privileges

References:

Source: MITRE
Type: CNA
CVE-2017-5618

Source: CONFIRM
Type: Patch, Third Party Advisory
http://git.savannah.gnu.org/cgit/screen.git/patch/?id=1c6d2817926d30c9a7a97d99af7ac5de4a5845b8

Source: CONFIRM
Type: Release Notes, Third Party Advisory
http://git.savannah.gnu.org/cgit/screen.git/tree/src/ChangeLog?h=v.4.5.1

Source: CONFIRM
Type: Third Party Advisory
http://savannah.gnu.org/bugs/?50142

Source: CCN
Type: oss-sec Mailing List, Sun, 29 Jan 2017 07:10:29 -0500
Re: CVE request: GNU screen escalation

Source: MLIST
Type: Exploit, Mailing List, Third Party Advisory
[oss-security] 20170129 Re: CVE request: GNU screen escalation

Source: BID
Type: Third Party Advisory, VDB Entry
95873

Source: CCN
Type: BID-95873
GNU Screen 'screen.c' Local Privilege Escalation Vulnerability

Source: XF
Type: UNKNOWN
gnu-screen-cve20175618-priv-esc(123589)

Source: MLIST
Type: Exploit, Third Party Advisory
[screen-devel] 20170124 [bug #50142] root exploit 4.5.0

Source: CCN
Type: GNU Screen Web site
GNU Screen

Vulnerable Configuration:

Configuration 1:

cpe:/a:gnu:screen:*:*:*:*:*:*:*:* (Version <= 4.5.0)

Configuration CCN 1:

cpe:/a:gnu:screen:4.5.0:*:*:*:*:*:*:*

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:org.opensuse.security:def:20175618	V	CVE-2017-5618	2022-08-07
oval:org.opensuse.security:def:562	P	Security update for MozillaThunderbird (Important)	2022-07-07
oval:org.opensuse.security:def:3195	P	screen-4.6.2-5.3.1 on GA media (Moderate)	2022-06-22
oval:org.opensuse.security:def:94825	P	screen-4.6.2-5.3.1 on GA media (Moderate)	2022-06-22
oval:org.opensuse.security:def:305	P	screen-4.6.2-5.3.1 on GA media (Moderate)	2022-06-13
oval:org.opensuse.security:def:268	P	perl-Mail-SpamAssassin-3.4.5-12.10.1 on GA media (Moderate)	2022-06-13
oval:org.opensuse.security:def:359	P	screen-4.6.2-5.3.1 on GA media (Moderate)	2022-06-10
oval:org.opensuse.security:def:1234	P	Security update for the Linux Kernel (Important)	2022-05-16
oval:org.opensuse.security:def:887	P	Security update for curl (Moderate)	2022-05-13
oval:org.opensuse.security:def:113429	P	screen-4.8.0-3.17 on GA media (Moderate)	2022-01-17
oval:org.opensuse.security:def:106830	P	screen-4.8.0-3.17 on GA media (Moderate)	2021-10-01
oval:org.opensuse.security:def:61651	P	screen-4.6.2-3.14 on GA media (Moderate)	2021-09-21
oval:org.opensuse.security:def:96771	P	screen-4.6.2-3.14 on GA media (Moderate)	2021-09-21
oval:org.opensuse.security:def:71162	P	cron-4.2-4.45 on GA media (Moderate)	2021-09-21
oval:org.opensuse.security:def:103461	P	screen-4.6.2-3.14 on GA media (Moderate)	2021-09-21
oval:org.opensuse.security:def:89806	P	screen-4.6.2-3.14 on GA media (Moderate)	2021-09-21
oval:org.opensuse.security:def:71392	P	screen-4.6.2-3.14 on GA media (Moderate)	2021-09-21
oval:org.opensuse.security:def:100656	P	(Important)	2021-09-03
oval:org.opensuse.security:def:47490	P	res-signingkeys-3.0.25-48.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47219	P	chrony-2.3-3.110 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:48240	P	memcached-1.4.39-4.6.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47788	P	libsqlite3-0-3.8.10.2-8.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47544	P	MozillaFirefox-52.9.0esr-109.38.2 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47915	P	vsftpd-3.0.2-40.11.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47784	P	libsnmp30-32bit-5.7.3-6.3.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47118	P	pam_krb5-2.4.4-4.4 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47083	P	libtag1-1.9.1-1.218 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:48017	P	ghostscript-9.27-23.28.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:48082	P	libXpm4-3.5.11-5.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47342	P	libexif12-0.6.21-6.3 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47098	P	libxml2-2-2.9.4-27.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:48209	P	libu2f-host0-1.1.6-3.5.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47704	P	libexempi3-2.2.1-5.7.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47412	P	libsqlite3-0-3.8.10.2-8.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:48311	P	squidGuard-1.4-30.6.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47850	P	perl-DBD-mysql-4.021-12.5.2 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47636	P	gtk2-data-2.24.31-7.11 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:46925	P	dhcp-4.3.3-9.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47946	P	apache-commons-beanutils-1.9.2-3.3.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47998	P	e2fsprogs-1.43.8-3.8.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47250	P	eog-3.20.4-7.7 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47084	P	libtasn1-3.7-11.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:48144	P	libltdl7-2.4.2-17.4.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:101081	P	screen-4.6.2-5.3.1 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:72064	P	screen-4.6.2-5.3.1 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:62323	P	screen-4.6.2-5.3.1 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:69874	P	Security update for python-rsa (Important)	2021-06-17
oval:org.opensuse.security:def:46789	P	libzip2-0.11.1-9.1 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:48949	P	libtag1-32bit-1.9.1-1.265 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:46804	P	opie-2.4-724.65 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:48709	P	ImageMagick-6.8.8.1-8.2 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:46790	P	logrotate-3.8.7-3.21 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:71098	P	screen-4.6.2-3.14 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:48655	P	xorg-x11-server-7.6_1.18.3-57.34 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:61357	P	screen-4.6.2-3.14 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:71049	P	libyaml-0-2-0.1.7-1.17 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:64462	P	Security update for fwupdate (Important)	2021-04-08
oval:org.opensuse.security:def:69979	P	Security update for wpa_supplicant (Important)	2021-02-11
oval:org.opensuse.security:def:67809	P	Security update for the Linux Kernel (Live Patch 19 for SLE 15) (Important)	2021-02-10
oval:org.opensuse.security:def:107322	P	screen-4.6.2-3.14 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:93943	P	screen-4.6.2-3.14 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:71717	P	screen-4.6.2-3.14 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:61976	P	screen-4.6.2-3.14 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:49003	P	libFLAC++6-32bit-1.3.0-11.1 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:73314	P	screen on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:67709	P	libopus0 on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:73196	P	libpainter0 on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:49274	P	logrotate on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:66623	P	screen on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:64375	P	libpython2_7-1_0 on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:49328	P	screen on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:66531	P	libsoup-2_4-1 on GA media (Moderate)	2020-12-01
oval:com.ubuntu.precise:def:20175618000	V	CVE-2017-5618 on Ubuntu 12.04 LTS (precise) - medium.	2017-03-20
oval:com.ubuntu.xenial:def:201756180000000	V	CVE-2017-5618 on Ubuntu 16.04 LTS (xenial) - medium.	2017-03-20
oval:com.ubuntu.trusty:def:20175618000	V	CVE-2017-5618 on Ubuntu 14.04 LTS (trusty) - medium.	2017-03-20
oval:com.ubuntu.xenial:def:20175618000	V	CVE-2017-5618 on Ubuntu 16.04 LTS (xenial) - medium.	2017-03-20

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