CVE Vulnerability

CVE-2020-16293

A null pointer dereference vulnerability in compose_group_nonknockout_nonblend_isolated_allmask_common() in base/gxblend.c of Artifex Software GhostScript v9.50 allows a remote attacker to cause a denial of service via a crafted PDF file. This is fixed in v9.51.

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

5.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://bugs.ghostscript.com/show_bug.cgi?id=701795 Exploit Issue Tracking
https://git.ghostscript.com/?p=ghostpdl.git;a=commit;h=7870f4951bcc6a153f317e3439e14d0e929fd231 Patch Vendor Advisory
https://lists.debian.org/debian-lts-announce/2020/08/msg00032.html Mailing List Third Party Advisory
https://www.debian.org/security/2020/dsa-4748 Third Party Advisory
https://security.gentoo.org/glsa/202008-20 Third Party Advisory
https://usn.ubuntu.com/4469-1/ Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:artifex:ghostscript:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
Information

Published : 2020-08-13 03:15

Updated : 2022-08-24 07:23

NVD link : CVE-2020-16293

Mitre link : CVE-2020-16293

Products Affected
No products.
CWE
CWE-476