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Home >> Browse Vulnerability Assessment Database >> Red Hat Local Security Checks >> RHSA-2002-291: ethereal


Vulnerability Assessment Details

RHSA-2002-291: ethereal

Vulnerability Assessment Summary
Check for the version of the ethereal packages

Detailed Explanation for this Vulnerability Assessment


Updated Ethereal packages are available which fix various security issues.

[Updated 06 Feb 2003]
Added fixed packages for Advanced Workstation 2.1

Ethereal is a package designed for monitoring network traffic on your
system. Several security issues have been found in the Ethereal packages
distributed with Red Hat Linux Advanced Server 2.1.

Multiple errors involving signed integers in the BGP dissector in Ethereal
0.9.7 and earlier permit remote attackers to cause a denial of service
(infinite loop) via malformed messages. This problem was discovered by
Silvio Cesare. The Common Vulnerabilities and Exposures project
(cve.mitre.org) has assigned the name CVE-2002-1355 to this issue.

Ethereal 0.9.7 and earlier permits remote attackers to cause a denial
of service (crash) and possibly execute arbitrary code via malformed
packets to the LMP, PPP, or TDS dissectors. The Common Vulnerabilities and
Exposures project (cve.mitre.org) has assigned the name CVE-2002-1356 to
this issue.

Users of Ethereal should update to the errata packages containing Ethereal
version 0.9.8 which is not vulnerable to these issues.




Solution : http://rhn.redhat.com/errata/RHSA-2002-291.html
Network Security Threat Level: High

Networks Security ID:

Vulnerability Assessment Copyright: This script is Copyright (C) 2004 Tenable Network Security

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