Out-of-bounds write in Wasmtime - CVE-2022-39392
Published: December 6, 2022
Vulnerability identifier: #VU69922
CSH Severity: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-39392
CWE-ID: CWE-787
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Wasmtime
Wasmtime
Software vendor:
Bytecode Alliance
Bytecode Alliance
Description
The vulnerability allows a remote user to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted input within zero-memory-pages configuration. A remote administrator can trigger out-of-bounds write and execute arbitrary code on the target system.
Remediation
Install updates from vendor's website.