11165 : PuTTY SSH2_MSG_DEBUG Packet Handling Overflow
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Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
4	673	over 5 years ago	4 months ago	2 times	100%

Timeline

Vendor Informed Date	Vendor Ack Date	Vendor Solution Date	Disclosure Date
2004-10-21	2004-10-22	2004-10-26	2004-10-27

Time to Patch	Time to Vendor Response
5 days	1 days

Description

A remote overflow exists in PuTTY. PuTTY fails to perform bounds checking on SSH2_MSG_DEBUG packets resulting in a buffer overflow via the 'stringlen' parameter. With the aid of a malicious SSH2 server, an attacker can execute arbitrary code resulting in a loss of confidentiality and integrity.

Classification

Location: Remote / Network Access
Attack Type: Information Disclosure, Input Manipulation
Impact: Loss of Confidentiality, Loss of Integrity
Solution: Upgrade
Disclosure: OSVDB Verified, Vendor Verified

Solution

Upgrade to version 0.56 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

PuTTY

0.55

TortoiseCVS

TortoisePlink

0.55

References

Security Tracker: 1011947
Bugtraq ID: 11549
Secunia Advisory ID: 12987 13010 13012 13029 13678 17214
ISS X-Force ID: 17886
CVE ID: 2004-1008 (see also: NVD)
SCIP VulDB ID: 952
Mail List Post: http://archives.neohapsis.com/archives/bugtraq/2004-10/0289.html
http://archives.neohapsis.com/archives/fulldisclosure/2004-10/1065.html
Vendor Specific Advisory URL: http://security.gentoo.org/glsa/glsa-200410-29.xml
http://www-1.ibm.com/support/docview.wss?uid=ssg1S1002416
Vendor Specific News/Changelog Entry: http://sourceforge.net/project/shownotes.php?release_id=278365
http://www.chiark.greenend.org.uk/~sgtatham/putty/changes.html
Vendor URL: http://www.chiark.greenend.org.uk/~sgtatham/putty/
Other Advisory URL: http://www.idefense.com/application/poi/display?id=155&type=vulnerabilities

Tools & Filters

	2371

Credit

Anonymous - iDefense Labs VCP

CVSSv2 Score

CVSSv2 Base Score = 10.0
Source: nvd.nist.gov | Generated: 2003-12-31 | Disagree?

Blogs

This product uses the Daylife API but is not endorsed or certified by Daylife.

This section lists the latest news and blogs found via the daylife API (and for older items, the technorati API), which mention or otherwise discuss this vulnerability.

None found at this time

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