CVE-2018-18073medium
Description
Artifex Ghostscript allows attackers to bypass a sandbox protection mechanism by leveraging exposure of system operators in the saved execution stack in an error object.
References
http://git.ghostscript.com/?p=ghostpdl.git;a=commit;h=34cc326eb2c5695833361887fe0b32e8d987741c
http://packetstormsecurity.com/files/149758/Ghostscript-Exposed-System-Operators.html
http://www.openwall.com/lists/oss-security/2018/10/10/12
https://access.redhat.com/errata/RHSA-2018:3834
https://bugs.chromium.org/p/project-zero/issues/detail?id=1690
https://bugs.ghostscript.com/show_bug.cgi?id=699927
https://lists.debian.org/debian-lts-announce/2018/10/msg00013.html
Details
Source: MITRE
Published: 2018-10-15
Updated: 2020-10-22
Type: CWE-200
Risk Information
CVSS v2
Base Score: 4.3
Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N
Impact Score: 2.9
Exploitability Score: 8.6
Severity: MEDIUM
CVSS v3
Base Score: 6.3
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
Impact Score: 4
Exploitability Score: 1.8
Severity: MEDIUM