Vulnerability Description
Lua through 5.4.0 mishandles the interaction between stack resizes and garbage collection, leading to a heap-based buffer overflow, heap-based buffer over-read, or use-after-free.
CVSS Score
8.8
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Lua | Lua | 5.4.0 |
Related Weaknesses (CWE)
References
- http://lua-users.org/lists/lua-l/2020-07/msg00053.htmlExploitMailing ListThird Party Advisory
- http://lua-users.org/lists/lua-l/2020-07/msg00054.htmlExploitMailing ListThird Party Advisory
- http://lua-users.org/lists/lua-l/2020-07/msg00071.htmlExploitMailing ListThird Party Advisory
- http://lua-users.org/lists/lua-l/2020-07/msg00079.htmlExploitMailing ListThird Party Advisory
- https://github.com/lua/lua/commit/6298903e35217ab69c279056f925fb72900ce0b7PatchThird Party Advisory
- https://github.com/lua/lua/commit/eb41999461b6f428186c55abd95f4ce1a76217d5PatchThird Party Advisory
- http://lua-users.org/lists/lua-l/2020-07/msg00053.htmlExploitMailing ListThird Party Advisory
- http://lua-users.org/lists/lua-l/2020-07/msg00054.htmlExploitMailing ListThird Party Advisory
- http://lua-users.org/lists/lua-l/2020-07/msg00071.htmlExploitMailing ListThird Party Advisory
- http://lua-users.org/lists/lua-l/2020-07/msg00079.htmlExploitMailing ListThird Party Advisory
- https://github.com/lua/lua/commit/6298903e35217ab69c279056f925fb72900ce0b7PatchThird Party Advisory
- https://github.com/lua/lua/commit/eb41999461b6f428186c55abd95f4ce1a76217d5PatchThird Party Advisory
FAQ
What is CVE-2020-15888?
CVE-2020-15888 is a vulnerability with a CVSS score of 8.8 (HIGH). Lua through 5.4.0 mishandles the interaction between stack resizes and garbage collection, leading to a heap-based buffer overflow, heap-based buffer over-read, or use-after-free.
How severe is CVE-2020-15888?
CVE-2020-15888 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-15888?
Check the references section above for vendor advisories and patch information. Affected products include: Lua Lua.