Vulnerability in Bytecodealliance Wasmtime
CVE-2024-30266
wasmtime is a runtime for WebAssembly. The 19.0.0 release of Wasmtime contains a regression introduced during its development which can lead to a guest WebAssembly module causing a panic in the host runtime. A valid WebAssembly module, when executed at runtime, may cause this panic. This vulnerability has been patched in version 19.0.1.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.003 (22.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 23rd percentile — 22.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000
Affected products
- Bytecodealliance Wasmtime — versions 19.0.0, = 19.0.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/bytecodealliance/wasmtime/security/advisories/GHSA-75hq-h6g9-h4q5 (Third Party Advisory, Mitigation)
- github.com/bytecodealliance/wasmtime/issues/8281 (Exploit, Issue Tracking)
- github.com/bytecodealliance/wasmtime/pull/8018 (Patch)
- github.com/bytecodealliance/wasmtime/pull/8283 (Patch)
- github.com/bytecodealliance/wasmtime/commit/7f57d0bb0948fa56cc950278d0db230ed10… (Patch)
Frequently asked questions
- What is CVE-2024-30266?
- CVE-2024-30266 is a low-severity vulnerability in Bytecodealliance Wasmtime, classified under Access of Resource Using Incompatible Type (Type Confusion). CVSS score: 3.3/10. Published 2024-04-04.
- How severe is CVE-2024-30266?
- Low severity. CVSS v3 base score is 3.3 out of 10.
- Is CVE-2024-30266 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.