CVE-2020-24342 is a stack redzone cross vulnerability in Lua versions up to 5.4.0, affecting products such as Fedora and Lua itself. This flaw occurs because a protection mechanism incorrectly invokes luaD_callnoyield twice. With a CVSS score of 7.8 (High), this vulnerability can lead to high impact on confidentiality, integrity, and availability, requiring user interaction for local exploitation. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
5.4.0CPE matchmatch criteria | cpe:2.3:a:lua:lua:5.4.0:*:*:*:*:*:*:* | ||
33CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
CVE-2020-24342
Sep 8, 2020Lua through 5.4.0 allows a stack redzone cross in luaO_pushvfstring because a protection mechanism wrongly calls luaD_callnoyield twice in a row.
Aug 11, 2020lua: buffer overflow in luaO_pushvfstring
Jul 6, 2020