Cyber Resilience

CVE-2024-34250

MediumPublic PoC

Published: 06 May 2024

Published
06 May 2024
Modified
13 June 2025
KEV Added
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Patch
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CVSS Score v3.1 6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0012 30.2th percentile
Risk Priority 12 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-34250 is a medium-severity Heap-based Buffer Overflow (CWE-122) vulnerability in Bytecodealliance Webassembly Micro Runtime. Its CVSS base score is 6.2 (Medium).

Operationally, ranked at the 30.2th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

A heap buffer overflow vulnerability was discovered in Bytecode Alliance wasm-micro-runtime v2.0.0 which allows a remote attacker to cause at least a denial of service via the "wasm_loader_check_br" function in core/iwasm/interpreter/wasm_loader.c.

CWE(s)
CWE-122

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

bytecodealliance
webassembly micro runtime
2.0.0

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References