Description
The F-Secure AV parsing engine before 2020-02-05 allows virus-detection bypass via crafted Compression Method data in a GZIP archive. This affects versions before 17.0.605.474 (on Linux) of Cloud Protection For Salesforce, Email and Server Security, and Internet GateKeeper.
References
- https://blog.zoller.lu/p/tzo-16-2020-f-secure-generic-malformed.html
- 20200224 [TZO-16-2020] - F-SECURE Generic Malformed Container bypass (GZIP) mailing-list
- http://packetstormsecurity.com/files/156506/F-SECURE-Generic-Malformed-Container-Bypass.html
- 20200227 [TZO-16-2020] - F-SECURE Generic Malformed Container bypass (GZIP) mailing-list