What’s Vulnerable › Vulnerabilities

CVE-2019-3839

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-05-16 · updated 2026-06-17
• Weakness: CWE-648

Description

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.

Affected products

• Artifex Ghostscript: before 9.27 — fixed in 9.27
• Canonical Ubuntu Linux: 16.04, 18.04, 18.10, 19.04
• Debian Linux: 8.0, 9.0
• Fedoraproject Fedora: 29, 30
• openSUSE Leap: 15.0, 15.1
• Red Hat Enterprise Linux: 5.0, 6.0

How to fix

Upgrade to a fixed version: Artifex Ghostscript 9.27. Check the vendor advisory for mitigations.

References

• http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=4ec9ca74bed49f2a82acb4bf430eae0d8b3b75c9
• http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00088.html
• http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00090.html
• https://access.redhat.com/errata/RHSA-2019:0971
• https://access.redhat.com/errata/RHSA-2019:1017
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3839
• https://lists.debian.org/debian-lts-announce/2019/05/msg00023.html
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6AATIHU32MYKUOXQDJQU4X4DDVL7NAY3/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZP34D27RKYV2POJ3NJLSVCHUA5V5C45A/
• https://seclists.org/bugtraq/2019/May/23
• https://usn.ubuntu.com/3970-1/
• https://www.debian.org/security/2019/dsa-4442

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