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Ethereal Multiple Protocol Dissector and zlib Vulnerabilities
Secunia Advisory: SA16225
Release Date: 2005-07-27
Last Update: 2005-08-11
Popularity: 11,413 views

Critical:
Highly critical
Impact: DoS
System access
Where: From remote
Solution Status: Vendor Patch

Software:Wireshark (formerly Ethereal) 0.x

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CVE reference:CVE-2005-2360
CVE-2005-2361
CVE-2005-2362
CVE-2005-2363
CVE-2005-2364
CVE-2005-2365
CVE-2005-2366
CVE-2005-2367


Description:
Multiple vulnerabilities have been reported in Ethereal, which can be exploited by malicious people to cause a DoS (Denial of Service) or compromise a vulnerable system.

1) Various types of errors including NULL pointer dereference errors, format string errors, infinite loop errors, and boundary errors exists in a multitude of protocol dissectors.

2) Ethereal Windows installer ships with a vulnerable version of zlib library.

For more information:
SA15949
SA16137

Successful exploitation causes Ethereal to stop responding, consume a large amount of system resources, crash, or execute arbitrary code.

The vulnerabilities affect versions 0.8.5 through 0.10.11

Solution:
Update to version 0.10.12.
http://www.ethereal.com/download.html

Provided and/or discovered by:
Discovered by the vendor and the following people:
* Steve Grubb, Red Hat
* vade79

Changelog:
2005-07-28: Added CVE references.
2005-07-29: Added CVE references.
2005-08-08: Added link to iDEFENSE advisory.
2005-08-11: Added CVE reference.

Original Advisory:
Ethereal.com:
http://www.ethereal.com/appnotes/enpa-sa-00020.html

iDEFENSE:
http://www.idefense.com/application/poi/display?id=289&type=vulnerabilities

Other References:
SA15949:
http://secunia.com/advisories/15949/

SA16137:
http://secunia.com/advisories/16137/


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