// For flags

CVE-2021-45985

 

Severity Score

7.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Attend
*SSVC
Descriptions

In Lua 5.4.3, an erroneous finalizer called during a tail call leads to a heap-based buffer over-read.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:Attend
Exploitation
Poc
Automatable
Yes
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2022-01-03 CVE Reserved
  • 2023-04-10 CVE Published
  • 2025-02-12 CVE Updated
  • 2025-02-12 First Exploit
  • 2025-06-12 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-787: Out-of-bounds Write
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Lua
Search vendor "Lua"
 Lua
Search vendor "Lua" for product "Lua"
 5.4.3
Search vendor "Lua" for product "Lua" and version "5.4.3"
-
Affected