CVE-2020-24369

HIGH EPSS 74.8%
Published Aug 17, 20205y ago · Modified Jun 17, 20262w ago
7.5 CVSS 3.1
High
Find Similar
Published Aug 17, 2020 5y ago
Last Modified Jun 17, 2026 2w ago

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 Details

Base Score
7.5
Exploitability
3.9
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
74.8% percentile
Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-476 NULL Pointer Dereference Memory Safety

Affected Products 1

VendorProductVersionRange
lualua5.4.0any

References 2

  • github.com https://github.com/lua/lua/commit/ae5b5ba529753c7a653901ffc29b5ea24c3fdf3a
    PatchThird Party Advisory
  • lua.org https://www.lua.org/bugs.html#5.4.0-12
    ExploitVendor Advisory

Remediation

  • github.com https://github.com/lua/lua/commit/ae5b5ba529753c7a653901ffc29b5ea24c3fdf3a
    PatchThird Party Advisory