CVE-2020-24370

ldebug.c in Lua 5.4.0 allows a negation overflow and segmentation fault in getlocal and setlocal, as demonstrated by getlocal(3,2^31).

CVSS v3.1

5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

CVSS v2.0

5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P

EPSS

3.83% chance of exploitation in the next 30 days, 89th percentile

Published

2020-08-17

Updated

2024-08-04

Proof-of-concept exploits (3)

• http://lua-users.org/lists/lua-l/2020-07/msg00324.html
• RenukaSelvar/lua_CVE-2020-243700★ · 2024-11-06
• RenukaSelvar/lua_CVE-2020-24370_AfterPatch0★ · 2024-11-06

References

• CVE Record
• NVD entry

Related

• CVE-2015-3239
• CVE-2022-20140
• CVE-2023-1077
• CVE-2023-40127
• CVE-2024-28757
• CVE-2020-24365