CVE-2024-34250: webassembly micro Heap Overflow

Description

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.

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CVSS v3.1 Score

6.2

MEDIUM

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

Weakness Type (CWE)

CWE-122 CWE-122

Affected Products

Vendor	Product	Versions
bytecodealliance	webassembly_micro_runtime	All

References

Exploits

https://github.com/bytecodealliance/wasm-micro-runtime/issues/3346 https://github.com/bytecodealliance/wasm-micro-runtime/issues/3346

Frequently Asked Questions

What is CVE-2024-34250? +

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. It has a CVSS v3.1 base score of 6.2 (MEDIUM).

How severe is CVE-2024-34250? +

CVE-2024-34250 has a CVSS v3.1 score of 6.2 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2024-34250? +

CVE-2024-34250 affects products from bytecodealliance, specifically: webassembly_micro_runtime. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-34250? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2024-34250