Buffer Overflow in Artifex Ghostscript Affects PDF Handling
CVE-2020-21890

7.8HIGH

Key Information:

Vendor

Artifex
Status
Ghostscript
Vendor
CVE Published:
22 August 2023

What is CVE-2020-21890?

A buffer overflow vulnerability exists in the clj_media_size function within the Artifex Ghostscript 9.50. This flaw allows remote attackers to exploit the system by sending specially crafted PDF documents. When these documents are processed, it may lead to a denial of service or potentially other unspecified impacts, compromising the stability and security of applications reliant on this PDF processing tool.

References

https://bugs.ghostscript.com/show_bug.cgi?id=701846
https://lists.debian.org/debian-lts-announce/2023/09/msg0...
mailing-list

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.