CVE-2024-53379

7.5 HIGH 0.5% exploit odds No fix listed Memory safety Server

What it is

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.

At a glance

Exploitability: Can be exploited over the network without logging in. High risk of service disruption.
Exploit odds: 0.5% chance of exploitation in the next 30 days (EPSS).
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2025-01-23 23:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 08:08 UTC Last updatedMost recent change to the record

Details

Published: 2025-01-23 23:15 UTC
Last modified: 2026-06-17 08:08 UTC
Exploit probability: 0.5% · EPSS, next 30 days
Weakness: CWE-120 · Classic buffer overflow
Record status: Deferred

Attack profile CVSS 3.1 · 7.5

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None
Scope: Unchanged
Confidentiality: None
Integrity: None
Availability: High

Raw vector

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

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References

NVD record · CVE.org record