Denial-of-Service (DoS) Vulnerability

More information

A Denial-of-Service (DoS) vulnerability was discovered in WithSecure products whereby the aerdl.dll unpacker handler crashes. This can lead to a possible scanning engine crash. The exploit can be triggered remotely by an attacker.

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

NOTE: We have applied for, but not yet received a CVE identifier for this Advisory. We will update the advisory page once we have obtained the CVE number.


WithSecure would like to thank following person for bringing this issue to our attention.



  • Fixed
  • Risk level

  • Medium
  • Action required

  • No User action is required. The required fix has been published through automatic update channel with Capricorn database on 2023-01-16_07
  • Affected products

  • All WithSecure Endpoint Protection products for Windows & Mac F-Secure Linux Security 64 F-Secure Linux Security 32 F-Secure Atlant F-Secure Internet Gatekeeper
  • Platforms

  • All supported platforms for the affected products
  • Date issued

  • 2023-01-19