CVE-2024-20380
HIGHDescription
A vulnerability in the HTML parser of ClamAV could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to an issue in the C to Rust foreign function interface. An attacker could exploit this vulnerability by submitting a crafted file containing HTML content to be scanned by ClamAV on an affected device. An exploit could allow the attacker to cause the ClamAV scanning process to terminate, resulting in a DoS condition on the affected software.
How to fix
No published remediation has been found for this vulnerability's affected products yet.
Mitigation guidance may be in the linked vendor advisories in the References section below.
TridentStack Control tracks known vulnerabilities across your Windows, macOS, and Linux fleet and shows the fix as soon as one is published. See how it works
CVSS v3 Vector
Exploitability
Impact
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Exploit Intelligence
Moderate risk: more likely to be exploited than 63% of all known CVEs.
References
Related Vulnerabilities
Other CWE-475 vulnerabilities, ordered by exploit likelihood. View all
| CVE | Severity | CVSS | EPSS | Exploited | Fix |
|---|---|---|---|---|---|
| CVE-2020-7925 | High | 7.5 | 1.7% | - | Fix |
| CVE-2025-47865 | High | 7.5 | 1.6% | - | - |
| CVE-2026-42009 | Medium | 7.5 | 1.3% | - | Fix |
| CVE-2023-2253 | Medium | 6.5 | 0.9% | - | Fix |
| CVE-2023-4874 | Medium | 4.3 | 0.7% | - | Fix |
| CVE-2024-10569 | High | 7.5 | 0.6% | - | - |
Common questions
How do I fix CVE-2024-20380?
No published fix for CVE-2024-20380 has been found yet. Check the linked vendor advisories for guidance as it becomes available.
Is CVE-2024-20380 being actively exploited?
Not that we know of. CVE-2024-20380 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 1.1% is the estimated probability that it will be exploited in the next 30 days. That is higher than 63% of all scored CVEs.
How severe is CVE-2024-20380?
CVE-2024-20380 has a CVSS v3 base score of 7.5, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.
Embed a live status badge for CVE-2024-20380
Markdown
[](https://tridentstack.com/cve/CVE-2024-20380)HTML
<a href="https://tridentstack.com/cve/CVE-2024-20380"><img src="https://tridentstack.com/cve/badge/CVE-2024-20380.svg" alt="CVE-2024-20380"></a>Find and fix vulnerabilities across your fleet
TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.
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 2025-07-23.