TippingPoint Zero Day Initiative
 

Novell eDirectory for Linux LDAP delRequest Stack Overflow Vulnerability

ZDI-08-013: March 26th, 2008

CVE ID

Affected Vendors

Affected Products

TippingPoint™ IPS Customer Protection

TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 5547. For further product information on the TippingPoint IPS:

Vulnerability Details

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

The specific flaw exists in the libnldap library. When a large LDAP delRequest message is sent, a stack overflow occurs overwriting a function pointer. This results in a situation allowing the execution of arbitrary code.

Vendor Response

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

Disclosure Timeline

    2007-07-20 - Vulnerability reported to vendor
    2008-03-26 - Coordinated public release of advisory

Credit

This vulnerability was discovered by:
    Anonymous