Vulnerability in Artifex Ghostscript
CVE-2019-3839
It was found that in ghostscript some privileged operators remained accessible from various places after the CVE-2019-6116 fix. A specially crafted PostScript file could use this flaw in order to, for example, have access to the file system outside of the constrains imposed by -dSAFER. Ghostscript versions before 9.27 are vulnerable.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.018 (77.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 77.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000
Affected products
- Artifex Ghostscript
- The Ghostscript Project — versions 9.28
- Canonical Ubuntu Linux — versions 16.04, 18.04, 18.10
- Debian Linux — versions 8.0, 9.0
- Fedoraproject Fedora — versions 29, 30
- openSUSE Leap — versions 15.0, 15.1
- Red Hat Enterprise Linux — versions 5.0, 6.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- access.redhat.com/errata/RHSA-2019:0971 (vendor-advisory, Third Party Advisory)
- bugzilla.redhat.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)
- access.redhat.com/errata/RHSA-2019:1017 (vendor-advisory, Third Party Advisory)
- usn.ubuntu.com/3970-1/ (vendor-advisory, Third Party Advisory)
- www.debian.org/security/2019/dsa-4442 (vendor-advisory, Third Party Advisory)
- seclists.org/bugtraq/2019/May/23 (mailing-list, Mailing List, Third Party Advisory)
- git.ghostscript.com/
- lists.debian.org/debian-lts-announce/2019/05/msg00023.html (mailing-list, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2019-3839?
- CVE-2019-3839 is a high-severity vulnerability in Artifex Ghostscript, classified under CWE-648. CVSS score: 7.8/10. Published 2019-05-16.
- How severe is CVE-2019-3839?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2019-3839 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.