Home/CVE/wasmtime is a runtime for WebAssembly. The 19.0.0 release of Wasmtime contains a regression introduced during its develo
CVE

CVE-2024-30266

wasmtime is a runtime for WebAssembly. The 19.0.0 release of Wasmtime contains a regression introduced during its develo

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.

LOW · CVSS 3.3 EPSS 0.00023
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-843Access of Resource Using Incompatible Type ('Type Confusion')
▤

Affected Products & Versions

1
bytecodealliance wasmtimeall versions
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
crates.io wasmtime LOW fixed in 19.0.1
⚠

Public Exploits & PoCs

1
pocgithub.com · 8281github.com
▣

Scoring & Timeline

3.3
LOW · CVSS v3.1 · security-advisories@github.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD04 Apr 2024 · 04:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/bytecodealliance/wasmtime/commit/7f57d0bb0948fa56cc950278d0db230ed10e8664Patch
https://github.com/bytecodealliance/wasmtime/pull/8018Patch
https://github.com/bytecodealliance/wasmtime/pull/8283Patch
https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-75hq-h6g9-h4q5MitigationThird Party Advisory
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