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Family: Red Hat Local Security Checks --> Category: infos

RHSA-2005-011: ethereal Vulnerability Scan

Vulnerability Scan Summary
Check for the version of the ethereal packages

Detailed Explanation for this Vulnerability Test

Updated Ethereal packages that fix various security vulnerabilities are now

Ethereal is a program for monitoring network traffic.

A number of security flaws have been discovered in Ethereal. On a system
where Ethereal is running, a remote attacker could send malicious packets
to trigger these flaws.

A flaw in the DICOM dissector could cause a crash. The Common
Vulnerabilities and Exposures project ( has
assigned the name CVE-2004-1139 to this issue.

A invalid RTP timestamp could hang Ethereal and create a large temporary
file, possibly filling available disk space. (CVE-2004-1140)

The HTTP dissector could access previously-freed memory, causing a crash.

An improperly formatted SMB packet could make Ethereal hang, maximizing CPU
utilization. (CVE-2004-1142)

The COPS dissector could go into an infinite loop. (CVE-2005-0006)

The DLSw dissector could cause an assertion, making Ethereal exit
prematurely. (CVE-2005-0007)

The DNP dissector could cause memory corruption. (CVE-2005-0008)

The Gnutella dissector could cause an assertion, making Ethereal exit
prematurely. (CVE-2005-0009)

The MMSE dissector could free static memory, causing a crash. (CVE-2005-0010)

The X11 protocol dissector is vulnerable to a string buffer overflow.

Users of Ethereal should upgrade to these updated packages which contain
version 0.10.9 that is not vulnerable to these issues.

Solution :
Threat Level: High

Click HERE for more information and discussions on this network vulnerability scan.


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