High severity · published Aug 17, 2020
CVE-2020-24369
ldebug.c in Lua 5.4.0 attempts to access debug information via the line hook of a stripped function, leading to a NULL pointer dereference
7.5
CVSS
1.7%
EPSS
No
On KEV
Description
ldebug.c in Lua 5.4.0 attempts to access debug information via the line hook of a stripped function, leading to a NULL pointer dereference.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.7% · higher than 77% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LU
Lua · Lua
5.4.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-24369
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-24369
Patch
https://github.com/lua/lua/commit/ae5b5ba529753c7a653901ffc29b5ea24c3fdf3a
Exploit
https://www.lua.org/bugs.html#5.4.0-12
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