Secure Elements Class 5 AVR client fails to properly validate pathnames supplied in messages

2006-05-30T00:00:00
ID VU:912217
Type cert
Reporter CERT
Modified 2006-06-07T02:50:00

Description

Overview

The Secure Elements Class 5 AVR client fails to properly validate pathnames supplied in messages, which may allow an attacker to overwrite any file on a vulnerable client as root.

Description

Class 5 AVR

Secure Elements Class 5 AVR (Automated Vulnerability Remediation) is a security product that monitors and enforces security policies on network assets. Class 5 AVR is now known as C5 EVM (Enterprise Vulnerability Management). The Class 5 AVR software includes both server and client components.

Class 5 AVR client

The Class 5 AVR client listens on 60000/udp and an additional tcp port. This client receives commands sent by the Class 5 AVR server.

Class 5 AVR server

The Class 5 AVR server is available as an appliance or as software that runs on commodity hardware. The Class 5 AVR server contains information about network assets, vulnerabilities, and remediation history.

The problem

The Class 5 AVR client fails to properly validate pathnames supplied in messages that it receives.


Impact

A remote attacker may be able to overwrite any file on a vulnerable client as root.


Solution

Upgrade or patch
This issue has been resolved in C5 EVM 2.8.1.


Vendor Information

912217

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Secure Elements __ Affected

Notified: February 06, 2006 Updated: May 30, 2006

Status

Affected

Vendor Statement

Remediation in C5 EVM version 2.8.1 and above

The V5 EVM Sensor now rejects any path containing invalid characters.

Vendor Information

The vendor has not provided us with any further information regarding this vulnerability.

CVSS Metrics

Group | Score | Vector
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Base | |
Temporal | |
Environmental | |

References

<http://www.secure-elements.com/products/index.htm>

Acknowledgements

Thanks to the NOAA N-CIRT Lab for reporting this vulnerability.

This document was written by Will Dormann.

Other Information

CVE IDs: | None
---|---
Severity Metric: | 0.99
Date Public: | 2006-05-30
Date First Published: | 2006-05-30
Date Last Updated: | 2006-06-07 02:50 UTC
Document Revision: | 7