TippingPoint Zero Day Initiative

Hewlett Packard Enterprise LoadRunner libxdrutil mxdr_string Heap-based Buffer Overflow Remote Code Execution Vulnerability

ZDI-17-160: March 9th, 2017


CVSS Score

Affected Vendors

Affected Products

TippingPoint™ IPS Customer Protection

TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 26188. For further product information on the TippingPoint IPS:

Vulnerability Details

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Hewlett Packard Enterprise LoadRunner. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the libxdrutil.dll mxdr_string method. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a heap-based buffer. An attacker can leverage this vulnerability to execute code under the context of the current process.

Vendor Response

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

Disclosure Timeline

    2016-11-30 - Vulnerability reported to vendor
    2017-03-09 - Coordinated public release of advisory


This vulnerability was discovered by:
    Tenable Network Security