CVE-2019-3839 Information

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.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Reference

http://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=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@lists.fedoraproject.org/message/6AATIHU32MYKUOXQDJQU4X4DDVL7NAY3/ https://lists.fedoraproject.org/archives/list/package-announce@lists.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

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8