This indicates an attack attempt against a buffer-overflow vulnerability in IBM Tivoli Storage Manager Client.
The vulnerability is caused by an error when the vulnerable software handles a malicious request. It allows a remote attacker to execute arbitrary code via sending a crafted request.
IBM Tivoli Storage Manager (TSM) client 18.104.22.168 through 22.214.171.124, 126.96.36.199 through 188.8.131.52, 184.108.40.206 through 220.127.116.11, and 18.104.22.168 through 22.214.171.124, and the TSM Express client 126.96.36.199 through 188.8.131.52
System Compromise: Remote attackers can gain control of vulnerable systems.
Upgrade to the latest version.
TSM 5.5 all platforms:
Update to version 5.5.2.
TSM 5.4 all platforms:
Update to version 184.108.40.206.
Update to version 220.127.116.11
Update to 18.104.22.168 (AIX), 22.214.171.124 (Solaris SPARC), 126.96.36.199 (HP PA-RISC), 188.8.131.52 (Windows x32), or 184.108.40.206 (Tru64 UNIX).
Update to version 220.127.116.11.
TSM 5.5 SSL client update packages:
Update to 5.5.2.