// For flags

CVE-2023-49676

CODESYS: Use after free vulnerability through corrupted project files

Severity Score

5.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track
*SSVC
Descriptions

An unauthenticated local attacker may trick a user to open corrupted project files to crash the system due to use after free vulnerability.

Un atacante local no autenticado puede engañar a un usuario para que abra archivos de proyecto corruptos y bloquear el sistema debido a una vulnerabilidad de use after free.

*Credits: Michael Heinzl
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Local
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:Track
Exploitation
None
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2023-11-29 CVE Reserved
  • 2024-05-06 CVE Published
  • 2024-08-02 CVE Updated
  • 2025-04-01 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-416: Use After Free
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
CODESYS
Search vendor "CODESYS"
 CODESYS Development System V2.3
Search vendor "CODESYS" for product "CODESYS Development System V2.3"
 < 2.3.9.73
Search vendor "CODESYS" for product "CODESYS Development System V2.3" and version " < 2.3.9.73"
en
Affected