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CVE-2018-17961

HighPublished

Artifex Ghostscript 9.25 and earlier allows attackers to bypass a sandbox protection mechanism via vectors involving errorhandler setup. NOTE: this issue...

Published: Oct 15, 2018
Updated: Aug 5, 2024
Assigning CNA: mitre
Evidence observed: Oct 9, 2018

Primary CVSS

8.6/ 10High

nvd · CVSS 3.0

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

EPSS probability estimate

17.9%

Moderate · next 30 days

Percentile: 97.1%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

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.

Sources

CVE-2018-17961Exploit
Exploit for CVE-2018-17961 targeting evince to bypass execute-only permissions and achieve privilege escalation via ~/.bashrc injection.
ghostscript - executeonly Bypass with errorhandler SetupExploit
Google Security Research · linux · Oct 9, 2018

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