National Cyber-Alert System

Vulnerability Summary for CVE-2004-1002

Overview

Integer underflow in pppd in cbcp.c for ppp 2.4.1 allows remote attackers to cause a denial of service (daemon crash) via a CBCP packet with an invalid length value that causes pppd to access an incorrect memory location.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

Vendor Statments (disclaimer)

Official Statement from Red Hat (08/30/2006)

This issue is only will only cause a denial of service on the connection the attacker is using. It therefore is not a security issue.

References to Advisories, Solutions, and Tools

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External Source: XF

Name: ppp-ccp-headers-dos(17874)

Type: Advisory

Hyperlink:http://xforce.iss.net/xforce/xfdb/17874

External Source: BUGTRAQ

Name: 20041026 pppd out of bounds memory access, possible DOS

Hyperlink:http://www.securityfocus.com/archive/1/379450

External Source: UBUNTU

Name: USN-12-1

Hyperlink:http://lists.ubuntu.com/archives/ubuntu-security-announce/2004-October/000012.html