BusinessMail SMTP contains a flaw that may allow a remote attacker to crash the service. The issue is due to the SMTP HELO and MAIL FROM commands not properly sanitizing user input. By providing overly long strings to either command, the service will crash requiring restart.
Classification
Location:
Remote / Network Access
Attack Type:
Denial of Service,
Input Manipulation
Impact:
Loss of Integrity,
Loss of Availability
Exploit:
Exploit Public
Disclosure:
OSVDB Verified
Solution
Upgrade to version 4.7 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.
This product uses the Daylife API but is not endorsed or certified by Daylife.
This section lists the latest news and blogs found via the daylife API (and for older items, the technorati API), which mention or otherwise discuss this vulnerability.