CVE-2016-7977 Information

Description

Ghostscript before 9.21 might allow remote attackers to bypass the SAFER mode protection mechanism and consequently read arbitrary files via the use of the .libfile operator in a crafted postscript document.

CVSS Vector

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Reference

http://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=8abd22010eb4db0fb1b10e430d5f5d83e015ef70 http://rhn.redhat.com/errata/RHSA-2017-0013.html http://rhn.redhat.com/errata/RHSA-2017-0014.html http://www.debian.org/security/2016/dsa-3691 http://www.openwall.com/lists/oss-security/2016/09/29/28 http://www.openwall.com/lists/oss-security/2016/10/05/15 http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html http://www.securityfocus.com/bid/95334 https://bugs.ghostscript.com/show_bug.cgi?id=697169 https://ghostscript.com/doc/9.21/History9.htm https://security.gentoo.org/glsa/201702-31

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

5.5