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Vulnerability Note VU#919345

Secure Elements Class 5 AVR server fails to validate source address of messages

Overview

The Secure Elements Class 5 AVR server fails to validate the source address of messages it receives. This may allow an attacker to forge messages to the server.

I. 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 server fails to validate the source address of messages it receives.

II. Impact

A remote, unauthenticated attacker may be able to forge client messages. This can allow an attacker to intercept communications initiated by the server. An attacker may also be able to alter the client information stored by the server.

III. Solution

Upgrade or patch

This issue has been resolved in C5 EVM 2.8.1.

Systems Affected

VendorStatusDate NotifiedDate Updated
Secure Elements Vulnerable30-May-2006

References


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

Credit

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

This document was written by Will Dormann.

Other Information

Date Public:2006-05-30
Date First Published:2006-05-30
Date Last Updated:2006-06-06
CERT Advisory: 
CVE-ID(s): 
NVD-ID(s): 
US-CERT Technical Alerts: 
Metric:0.87
Document Revision:6

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