TippingPoint Zero Day Initiative
 

Novell Netmail WebAdmin Buffer Overflow Vulnerability

ZDI-07-009: March 7th, 2007

CVE ID

Affected Vendors

Affected Products

TippingPoint™ IPS Customer Protection

TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 4927. For further product information on the TippingPoint IPS:

Vulnerability Details

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Novell NetMail. Authentication is not required to exploit this vulnerability.

The specific flaw exists in the webadmin.exe process bound by default on TCP port 89. During HTTP Basic authentication, a long username of at least 213 bytes will trigger a stack based buffer overflow due to a vulnerable sprintf() call. Exploitation of this issue can result in arbitrary code execution.

Vendor Response

Novell has issued an update to correct this vulnerability. More details can be found at:

Disclosure Timeline

    2006-12-12 - Vulnerability reported to vendor
    2007-03-07 - Coordinated public release of advisory

Credit

This vulnerability was discovered by:
    Anonymous