CVE-2024-53379
CVE-2024-53379 is a high-severity vulnerability with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-120.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- EPSS exploit prediction: 0% (37th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2024-51961
- Weakness: CWE-120
- Published:
- Last modified:
Description
Heap buffer overflow in the server site handshake implementation in Real Time Logic LLC's SharkSSL version (from 05/05/24) commit 64808a5e12c83b38f85c943dee0112e428dc2a43 allows a remote attacker to trigger a Denial-of-Service via a malformed Client-Hello message.
Frequently asked questions
- What is CVE-2024-53379?
- Heap buffer overflow in the server site handshake implementation in Real Time Logic LLC's SharkSSL version (from 05/05/24) commit 64808a5e12c83b38f85c943dee0112e428dc2a43 allows a remote attacker to trigger a Denial-of-Service via a malformed Client-Hello message.
- How severe is CVE-2024-53379?
- CVE-2024-53379 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2024-53379 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2024-53379?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2024-53379 have an EU (EUVD) identifier?
- Yes. CVE-2024-53379 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-51961.
- When was CVE-2024-53379 published?
- CVE-2024-53379 was published on 2025-01-23 and last updated on 2026-06-17.
References
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