Buffer Overflow Vulnerability in MuJS JavaScript Engine by CCXVII
CVE-2020-22885

7.5HIGH

Key Information:

Vendor

Artifex
Status
Mujs
Vendor
CVE Published:
13 July 2021

What is CVE-2020-22885?

A buffer overflow vulnerability has been identified in the MuJS JavaScript engine prior to version 1.0.8. This vulnerability arises from excessive recursion during the garbage collection scanning phase, which can be exploited by remote attackers. Successful exploitation can lead to a denial of service, severely disrupting the functionality of applications that rely on the MuJS engine. Developers are advised to update to the latest version to mitigate the risks associated with this vulnerability.

References

https://github.com/ccxvii/mujs/issues/133
x_refsource_MISC

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.