Regular Expression Overflow Vulnerability in Artifex MuJS by Artifex Software
CVE-2019-12798

9.8CRITICAL

Key Information:

Vendor

Artifex
Status
Mujs
Vendor
CVE Published:
13 June 2019

What is CVE-2019-12798?

An overflow vulnerability exists in Artifex MuJS 1.0.5 due to a failure to restrict the size of regular expression programs. This flaw allows attackers to craft a malicious input that could result in an excessive size of the parsed syntax list, potentially leading to a denial of service. Users of this scripting engine should assess their implementations and consider updating to mitigate the risks associated with this issue.

References

http://git.ghostscript.com/?p=mujs.git%3Bh=7f50591861525f...
x_refsource_MISC
http://www.securityfocus.com/bid/108774
vdb-entryx_refsource_BID

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.