Medium severity · published May 6, 2024
CVE-2023-49676
CODESYS: Use after free vulnerability through corrupted project files
5.5
CVSS
0.2%
EPSS
No
On KEV
Description
An unauthenticated local attacker may trick a user to open corrupted project files to crash the system due to use after free vulnerability.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 7% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CD
CODESYS Development System V2.3 · CODESYS
before 2.3.9.73 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-49676
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-49676
cert.vde.com
https://cert.vde.com/en/advisories/VDE-2024-024
More from CODESYS Development System V2.3
7.8
CVE-2023-49675
CODESYS: Out-of-bounds write through corrupted project files