Bytecode Alliance Wasmtime code execution | CVE-2022-24791
NAME
Bytecode Alliance Wasmtime code execution
- Platforms Affected:
Bytecode Alliance Wasmtime 0.34.0
Bytecode Alliance Wasmtime 0.34.1
Bytecode Alliance Wasmtime 0.35.0
Bytecode Alliance Wasmtime 0.35.1 - Risk Level:
8.1 - Exploitability:
Unproven - Consequences:
Gain Access
DESCRIPTION
Bytecode Alliance Wasmtime could allow a remote attacker to execute arbitrary code on the system, caused by a use-after-free flaw when both running Wasm that uses externrefs and enabling epoch interruption. By sending a specially-crafted request, an attacker could exploit this vulnerability to execute arbitrary code or cause a denial of service condition on the system.
CVSS 3.0 Information
- Privileges Required: None
- User Interaction: None
- Scope: Unchanged
- Access Vector: Network
- Access Complexity: High
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
- Remediation Level: Official Fix
MITIGATION
Upgrade to the latest version of Wasmtime (0.34.2, 0.35.2 or later), available from the Wasmtime GIT Repository. See References.
- Reference Link:
https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-gwc9-348x-qwv2 - Reference Link:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-24791
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