Is CVE-2023-24824 in the CISA KEV catalog?

No. CVE-2023-24824 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-24824?

CVE-2023-24824 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2023-24824?

CVE-2023-24824 has an EPSS score of 1.03% (59th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-24824?

Upgrade cmark-gfm on debian 13 to 0.29.0.gfm.13-1 or later. Fixes are available for 5 affected products.

CVE & CISA-KEV Catalog

CVE-2023-24824

MEDIUM

5.3

CVSS v3

NVD

Description

cmark-gfm is GitHub's fork of cmark, a CommonMark parsing and rendering library and program in C. A polynomial time complexity issue in cmark-gfm may lead to unbounded resource exhaustion and subsequent denial of service. This CVE covers quadratic complexity issues when parsing text which leads with either large numbers of `>` or `-` characters. This issue has been addressed in version 0.29.0.gfm.10. Users are advised to upgrade. Users unable to upgrade should validate that their input comes from trusted sources.

CWE-400Resource Exhaustion CWE-407

How to fix

Remediation Available

cmark-gfmDebian

Fixed in:0.29.0.gfm.13-1CVE-2023-24824

pandocRed Hat / RHEL

Fixed in:0:2.0.6-7.el8_10RHSA-2025:8427

pandocRocky

Fixed in:0:2.0.6-7.el8_10RHSA-2025:8427

pandoc-commonRed Hat / RHEL

Fixed in:0:2.0.6-7.el8_10RHSA-2025:8427

pandoc-commonRocky

Fixed in:0:2.0.6-7.el8_10RHSA-2025:8427

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityLow

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Exploit Intelligence

1.03%probability of exploitation in 30 days

59thpercentile

Moderate risk: more likely to be exploited than 59% of all known CVEs.

References

Patch1

github.com

Exploit1

github.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.