CVE-2019-14812 Information

Description

A flaw was found in all ghostscript versions 9.x before 9.50 in the .setuserparams2 procedure where it did not properly secure its privileged calls enabling scripts to bypass -dSAFER restrictions. A specially crafted PostScript file could disable security protection and then have access to the file system or execute arbitrary commands.

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=885444fcbe10dc42787ecb76686c8ee4dd33bf33 https://access.redhat.com/security/cve/cve-2019-14812 https://bugs.ghostscript.com/show_bug.cgi?id=701444 https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14812 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LBUC4DBBJTRFNCR3IODBV4IXB2C2HI3V/ https://security.gentoo.org/glsa/202004-03

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