Security Advisories

CVE-2023-XXXX: Denial-of-Service (DoS) Vulnerability




FIX: No user action is required. The required fix has been published through automatic update channel in the F‑Secure Capricorn Engine database with version 2023-01-16_07.

Affected Products

  • All F-Secure endpoint protection products for Windows and Mac

Affected platforms

  • All supported platforms for the affected products

More Information

A Denial-of-Service (DoS) vulnerability was discovered within aerdl.dll unpacker handler function of F‑Secure products, which could lead to a possible scanning engine crash. The exploit can be triggered remotely by an attacker through a specially crafted file.

This issue was reported to F‑Secure through the Vulnerability Reward Program. No known exploit or attack has been seen in the wild.


F-Secure would like to thank faty420 for bringing this issue to our attention.


We are in the process of requesting a CVE identifier for this advisory. An update to this page will be made once the CVE ID has been obtained.

Date issued: 2023-01-19