Integer Overflow Vulnerability in CommonMarker by Gjtorikian
CVE-2024-22051

9.8CRITICAL

Key Information:

Vendor

Github
Status
Vendor
CVE Published:
4 January 2024

What is CVE-2024-22051?

CommonMarker versions earlier than 0.23.4 are susceptible to an integer overflow issue during the parsing of tables with excessive marker row columns exceeding the UINT16_MAX limit. This flaw can lead to heap memory corruption, heightening the risk of information disclosure or unauthorized remote code execution by attackers without authentication. The vulnerability emphasizes the need for immediate attention and patching to safeguard applications utilizing this library from potential exploitation.

References

https://github.com/github/cmark-gfm/security/advisories/G...
related
https://github.com/gjtorikian/commonmarker/security/advis...
vendor-advisory
https://github.com/gjtorikian/commonmarker/commit/ab4504f...
patch

EPSS Score

5% chance of being exploited in the next 30 days.

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

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CVE-2024-22051 : Integer Overflow Vulnerability in CommonMarker by Gjtorikian