CVE-2023-37463
6.4 · MEDIUMOverview
CVE-2023-37463 is a medium-severity vulnerability affecting github cmark-gfm. It was published on July 13, 2023 and has a CVSS 3.1 base score of 6.4 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 6.4, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
cmark-gfm is an extended version of the C reference implementation of CommonMark, a rationalized version of Markdown syntax with a spec. Three polynomial time complexity issues in cmark-gfm may lead to unbounded resource exhaustion and subsequent denial of service. These vulnerabilities have been patched in 0.29.0.gfm.12.
Remediation
Check the references section for vendor advisories and patches from github. Update cmark-gfm to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| github | cmark-gfm | >= 0, < 0.29.0.gfm.12 | Affected |
Frequently Asked Questions
What is CVE-2023-37463?
CVE-2023-37463 is a medium-severity vulnerability affecting github cmark-gfm. It was published on July 13, 2023 and has a CVSS 3.1 base score of 6.4 (MEDIUM).
How severe is CVE-2023-37463?
This vulnerability has a CVSS 3.1 base score of 6.4, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2023-37463?
Check the references section for vendor advisories and patches from github. Update cmark-gfm to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2023-37463?
CyberStrike's AI-powered security agents can automatically detect CVE-2023-37463 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
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