CVE-2024-3207
CWE-122Published: April 2, 2024· Updated: Jun 17, 2026
Official Description
A vulnerability was found in ermig1979 Simd up to 6.0.134. It has been declared as critical. This vulnerability affects the function ReadUnsigned of the file src/Simd/SimdMemoryStream.h. The manipulation leads to heap-based buffer overflow. The exploit has been disclosed to the public and may be used. VDB-259054 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
Risk Analysis
The Simd library is affected by a critical heap-based buffer overflow in its memory stream handling. This vulnerability allows for remote exploitation, potentially leading to full system compromise.
No public exploit is known, and it is not in the CISA KEV. The flaw is remotely exploitable with low complexity.
Update the Simd library to a version beyond 6.0.134 to address the memory overflow vulnerability.
Technical Analysis
CVE-2024-3207 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (8)
Quick Facts
Related CVEs (CWE-122)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2024-3207 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts