CVE Vulnerability

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).

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

5.3 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

References
Link Resource
https://github.com/lua/lua/commit/a585eae6e7ada1ca9271607a4f48dfb17868ab7b Patch Third Party Advisory
http://lua-users.org/lists/lua-l/2020-07/msg00324.html Exploit Mailing List
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QXYMCIUNGK26VHAYHGP5LPW56G2KWOHQ/ Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/E6KONNG6UEI3FMEOY67NDZC32NBGBI44/ Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/09/msg00019.html Mailing List Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:lua:lua:5.4.0:-:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
Information

Published : 2020-08-17 05:15

Updated : 2023-01-24 02:19

NVD link : CVE-2020-24370

Mitre link : CVE-2020-24370

Products Affected
No products.
CWE
CWE-191

Integer Underflow (Wrap or Wraparound)