search menu icon-carat-right cmu-wordmark

CERT Coordination Center


Cisco Identity Services Engine contains an input validation vulnerability

Vulnerability Note VU#952422

Original Release Date: 2013-10-28 | Last Revised: 2013-11-12

Overview

Cisco Identity Services Engine contains an input validation vulnerability (CWE-20).

Description

CWE-20: Improper Input Validation

Cisco Identity Services Engine (ISE) contains an input validation vulnerability. The ISE device contains a TCP Dump option for analyzing traffic on the device. By using a proxy to modify the HTTP request, a remote authenticated attacker can encode commands into the vulnerable format parameter which could allow them to run arbitrary code on the affected system with the privilege of the root user.

Impact

A remote authenticated attacker may be able to execute arbitrary code as root on the device.

Solution

Apply an Update

Users are advised to refer to the "Software Versions and Fixes" section of the Cisco Security Advisory for details on which update is appropriate for their version of the Identity Services Engine.

Vendor Information

952422
Expand all

Cisco Systems, Inc.

Notified:  September 20, 2013 Updated:  October 25, 2013

Status

  Affected

Vendor Statement

No statement is currently available from the vendor regarding this vulnerability.

Vendor Information

We are not aware of further vendor information regarding this vulnerability.

Addendum

There are no additional comments at this time.

If you have feedback, comments, or additional information about this vulnerability, please send us email.


CVSS Metrics

Group Score Vector
Base 9.0 AV:N/AC:L/Au:S/C:C/I:C/A:C
Temporal 7.4 E:F/RL:OF/RC:C
Environmental 1.9 CDP:ND/TD:L/CR:ND/IR:ND/AR:ND

References

Credit

Thanks to Stephen Hosom for reporting this vulnerability. Cisco also credits Jan Kadijk from Warpnet for first directly reporting this vulnerability.

This document was written by Adam Rauf.

Other Information

CVE IDs: CVE-2013-5530
Date Public: 2013-10-23
Date First Published: 2013-10-28
Date Last Updated: 2013-11-12 15:03 UTC
Document Revision: 42

Sponsored by the Department of Homeland Security Office of Cybersecurity and Communications.