Use After Free in Codesys Development System V2.3

CVE-2023-49676

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

Vulnerability class: Use-After-Free

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.002 (6.6th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 6.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2023-49676: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-49676?
CVE-2023-49676 is a medium-severity vulnerability in Codesys Development System V2.3, classified under Use After Free. CVSS score: 5.5/10. Published 2024-05-06.
How severe is CVE-2023-49676?
Medium severity. CVSS v3 base score is 5.5 out of 10.