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CVE
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CVE-2018-18073Date: (C)2018-10-24   (M)2023-12-22


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.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 6.3CVSS Score : 4.3
Exploit Score: 1.8Exploit Score: 8.6
Impact Score: 4.0Impact Score: 2.9
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: LOCALAccess Vector: NETWORK
Attack Complexity: LOWAccess Complexity: MEDIUM
Privileges Required: NONEAuthentication: NONE
User Interaction: REQUIREDConfidentiality: PARTIAL
Scope: CHANGEDIntegrity: NONE
Confidentiality: HIGHAvailability: NONE
Integrity: NONE 
Availability: NONE 
  
Reference:
DSA-4336
RHSA-2018:3834
USN-3803-1
https://lists.debian.org/debian-lts-announce/2018/10/msg00013.html
http://www.openwall.com/lists/oss-security/2018/10/10/12
http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=34cc326eb2c5695833361887fe0b32e8d987741c
http://packetstormsecurity.com/files/149758/Ghostscript-Exposed-System-Operators.html
https://bugs.chromium.org/p/project-zero/issues/detail?id=1690
https://bugs.ghostscript.com/show_bug.cgi?id=699927

CPE    7
cpe:/o:debian:debian_linux:9.0
cpe:/o:debian:debian_linux:8.0
cpe:/o:canonical:ubuntu_linux:18.04::~~lts~~~
cpe:/o:redhat:enterprise_linux_server:7.0
...
CWE    1
CWE-200
OVAL    16
oval:org.secpod.oval:def:89002415
oval:org.secpod.oval:def:2103608
oval:org.secpod.oval:def:2103643
oval:org.secpod.oval:def:1801263
...

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