Information disclosure in Artifex Ghostscript
CVE-2018-17961
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.6 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.100 (95.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 96th percentile — 95.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.100 · newest: 0.100 · change: 0.000
Affected products
- Artifex Ghostscript
- Canonical Ubuntu Linux — versions 14.04, 16.04, 18.04
- Debian Linux — versions 8.0, 9.0
- Red Hat Enterprise Linux Desktop — versions 7.0
- Red Hat Enterprise Linux Server — versions 7.0
- Red Hat Enterprise Linux Server Aus — versions 7.6
- Red Hat Enterprise Linux Server Eus — versions 7.6
- Red Hat Enterprise Linux Server Tus — versions 7.6
- Red Hat Enterprise Linux Workstation — versions 7.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- git.ghostscript.com/
- www.openwall.com/lists/oss-security/2018/10/09/4 (mailing-list, Exploit, Mailing List, Third Party Advisory)
- git.ghostscript.com/
- bugs.ghostscript.com/show_bug.cgi (Permissions Required, Third Party Advisory)
- access.redhat.com/errata/RHSA-2018:3834 (vendor-advisory, Third Party Advisory)
- git.ghostscript.com/
- usn.ubuntu.com/3803-1/ (vendor-advisory, Third Party Advisory)
- www.debian.org/security/2018/dsa-4336 (vendor-advisory, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2018/10/msg00013.html (mailing-list, Mailing List, Third Party Advisory)
- www.exploit-db.com/exploits/45573/ (Exploit, VDB Entry, Third Party Advisory, exploit)
Frequently asked questions
- What is CVE-2018-17961?
- CVE-2018-17961 is a high-severity vulnerability in Artifex Ghostscript, classified under Generation of Error Message Containing Sensitive Information. CVSS score: 8.6/10. Published 2018-10-15.
- How severe is CVE-2018-17961?
- High severity. CVSS v3 base score is 8.6 out of 10.
- Is CVE-2018-17961 known to be exploited?
- 21 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.