CVE-2020-15888 - Lua through 5.4.0 mishandles the interaction between stack resizes and garbage collection, leading t

CVE-2020-15888

Summary

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.

References

http://lua-users.org/lists/lua-l/2020-07/msg00054.html
https://github.com/lua/lua/commit/6298903e35217ab69c279056f925fb72900ce0b7
http://lua-users.org/lists/lua-l/2020-07/msg00079.html
https://github.com/lua/lua/commit/eb41999461b6f428186c55abd95f4ce1a76217d5
http://lua-users.org/lists/lua-l/2020-07/msg00071.html
http://lua-users.org/lists/lua-l/2020-07/msg00053.html

Vulnerable Configurations

cpe:2.3:a:lua:lua:5.4.0:-:*:*:*:*:*:*
cpe:2.3:a:lua:lua:5.4.0:-:*:*:*:*:*:*

CVSS

Base:	6.8 (as of 16-05-2023 - 22:31)
Impact:
Exploitability:

CWE

CWE-416

CAPEC

Access

Vector	Complexity	Authentication
NETWORK	MEDIUM	NONE

Impact

Confidentiality	Integrity	Availability
PARTIAL	PARTIAL	PARTIAL

cvss-vector via4

AV:N/AC:M/Au:N/C:P/I:P/A:P

refmap via4

misc

http://lua-users.org/lists/lua-l/2020-07/msg00053.html
http://lua-users.org/lists/lua-l/2020-07/msg00054.html
http://lua-users.org/lists/lua-l/2020-07/msg00071.html
http://lua-users.org/lists/lua-l/2020-07/msg00079.html
https://github.com/lua/lua/commit/6298903e35217ab69c279056f925fb72900ce0b7
https://github.com/lua/lua/commit/eb41999461b6f428186c55abd95f4ce1a76217d5

Last major update

16-05-2023 - 22:31

Published

21-07-2020 - 22:15

Last modified

16-05-2023 - 22:31