Vulnerabilities > CVE-2021-44964 - Use After Free vulnerability in LUA
Attack vector
LOCAL Attack complexity
LOW Privileges required
NONE Confidentiality impact
NONE Integrity impact
NONE Availability impact
HIGH Summary
Use after free in garbage collector and finalizer of lgc.c in Lua interpreter 5.4.0~5.4.3 allows attackers to perform Sandbox Escape via a crafted script file.
Vulnerable Configurations
| Part | Description | Count |
|---|---|---|
| Application | 6 |
Common Weakness Enumeration (CWE)
References
- http://lua-users.org/lists/lua-l/2021-11/msg00186.html
- http://lua-users.org/lists/lua-l/2021-11/msg00186.html
- http://lua-users.org/lists/lua-l/2021-12/msg00007.html
- http://lua-users.org/lists/lua-l/2021-12/msg00007.html
- http://lua-users.org/lists/lua-l/2021-12/msg00015.html
- http://lua-users.org/lists/lua-l/2021-12/msg00015.html
- http://lua-users.org/lists/lua-l/2021-12/msg00030.html
- http://lua-users.org/lists/lua-l/2021-12/msg00030.html
- https://github.com/Lua-Project/lua-5.4.4-sandbox-escape-with-new-vulnerability
- https://github.com/Lua-Project/lua-5.4.4-sandbox-escape-with-new-vulnerability