Description
IBM OS/400 (aka i5/OS) V4R2M0 through V5R3M0 on iSeries machines sends responses to TCP SYN-FIN packets, which allows remote attackers to obtain system information and possibly bypass firewall rules.
References
- 25885 third-party-advisory
- 37792 vdb-entry
- MA28921 vendor-advisory
- os400-tcpsyn-security-bypass(35173) vdb-entry
- 24706 vdb-entry