Vulnerability CVE-2018-18284


Published: 2018-10-19   Modified: 2018-10-20

Description:
Artifex Ghostscript 9.25 and earlier allows attackers to bypass a sandbox protection mechanism via vectors involving the 1Policy operator.

See advisories in our WLB2 database:
Topic
Author
Date
High
Ghostscript 1Policy Dangerous Access To Operator
Tavis Ormandy
19.10.2018

Type:

CWE-noinfo

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
6.4/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Redhat -> Enterprise linux desktop 
Redhat -> Enterprise linux server 
Redhat -> Enterprise linux server aus 
Redhat -> Enterprise linux server eus 
Redhat -> Enterprise linux server tus 
Redhat -> Enterprise linux workstation 
Debian -> Debian linux 
Canonical -> Ubuntu linux 
Artifex -> Ghostscript 
Artifex -> Gpl ghostscript 

 References:
http://git.ghostscript.com/?p=ghostpdl.git;h=8d19fdf63f91f50466b08f23e2d93d37a4c5ea0b
http://www.openwall.com/lists/oss-security/2018/10/16/2
http://www.securityfocus.com/bid/107451
https://access.redhat.com/errata/RHSA-2018:3834
https://bugs.chromium.org/p/project-zero/issues/detail?id=1696
https://bugs.ghostscript.com/show_bug.cgi?id=699963
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44101
https://lists.debian.org/debian-lts-announce/2018/10/msg00013.html
https://security.gentoo.org/glsa/201811-12
https://usn.ubuntu.com/3803-1/
https://www.debian.org/security/2018/dsa-4336

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