Vulnerability CVE-2018-17961
Published: 2018-10-15

Description:
Artifex Ghostscript 9.25 and earlier allows attackers to bypass a sandbox protection mechanism via vectors involving errorhandler setup. NOTE: this issue exists because of an incomplete fix for CVE-2018-17183.

Type:

CWE-209

 (Information Exposure Through an Error Message)

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 

 References:
http://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=a54c9e61e7d0
http://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=a5a9bf8c6a63
http://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=a6807394bd94
http://www.openwall.com/lists/oss-security/2018/10/09/4
https://access.redhat.com/errata/RHSA-2018:3834
https://bugs.chromium.org/p/project-zero/issues/detail?id=1682&desc=2
https://bugs.ghostscript.com/show_bug.cgi?id=699816
https://lists.debian.org/debian-lts-announce/2018/10/msg00013.html
https://usn.ubuntu.com/3803-1/
https://www.debian.org/security/2018/dsa-4336
https://www.exploit-db.com/exploits/45573/
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