Vulnerability in Bytecodealliance Wasmtime
CVE-2022-23636
Wasmtime is an open source runtime for WebAssembly & WASI. Prior to versions 0.34.1 and 0.33.1, there exists a bug in the pooling instance allocator in Wasmtime's runtime where a failure to instantiate an instance for a module that defines…
EPSS: 0.002 (39.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.1 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Bytecodealliance Wasmtime — versions < 0.33.0, = 0.34.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/bytecodealliance/wasmtime/security/advisories/GHSA-88xq-w8cq-xfg7 (x_refsource_CONFIRM)
- github.com/bytecodealliance/wasmtime/commit/886ecc562040bef61faf19438c22285c2d6… (x_refsource_MISC)
Frequently asked questions
- What is CVE-2022-23636?
- CVE-2022-23636 is a medium-severity vulnerability in Bytecodealliance Wasmtime, classified under Access of Uninitialized Pointer. CVSS score: 5.1/10. Published 2022-02-16.
- How severe is CVE-2022-23636?
- Medium severity. CVSS v3 base score is 5.1 out of 10.
- Is CVE-2022-23636 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.