Zero-Day Advisory

Fortinet Discovers CA ARCserve Backup Remote Command Injection Vulnerability


Fortinet's FortiGuard Labs has discovered remote command injection vulnerability in CA ARCserve Backup.


FortiGuard Labs released the following FortiGate IPS signature which covers this specific vulnerability:

Released Jul 31, 2008
Users should apply the solution provided by CA..

Additional Information

The RPC interface of CA ARCserve Backup does not properly validate user input, allowing an anonymous attacker who connects to the RPC service to inject any command they wish. This service runs as "msgeng.exe", which registers an RPC interface and listens on TCP port 6504.


Haifei Li of Fortinet's FortiGuard Global Security Research Team

IPS Subscription

Fortinet customers who subscribe to Fortinet's intrusion prevention (IPS) service should be protected against this vulnerability with the appropriate configuration parameters in place. Fortinet's IPS service is one component of FortiGuard Subscription Services, which also offer comprehensive solutions such as antivirus, Web content filtering and antispam capabilities. These services enable protection against threats on both application and network layers. FortiGuard Services are continuously updated by FortiGuard Labs, which enables Fortinet to deliver a combination of multi-layered security intelligence and true zero-day protection from new and emerging threats. These updates are delivered to all FortiGate, FortiMail and FortiClient products. Fortinet strictly follows responsible disclosure guidelines to ensure optimum protection during a threat's lifecycle.