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Category:   Application (Instant Messaging/IRC/Chat)  >   Pidgin Vendors:   pidgin.im
Pidgin purple_base64_decode() Validation Flaw Lets Remote Users Deny Service
SecurityTracker Alert ID:  1024623
SecurityTracker URL:  http://securitytracker.com/id/1024623
CVE Reference:   CVE-2010-3711   (Links to External Site)
Date:  Oct 21 2010
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): prior to 2.7.4
Description:   A vulnerability was reported in Pidgin. A remote user can cause denial of service conditions.

A remote user can send specially crafted data to trigger a flaw in the validation of return values from the purple_base64_decode() function and cause the target application to crash.

The Yahoo!, MSN, MySpaceIM, and XMPP protocol plugins and the NTLM authentication implementation are affected.

Daniel Atallah reported this vulnerability.

Impact:   A remote user can cause the target application to crash.
Solution:   The vendor has issued a fix (2.7.4).

The vendor's advisory is available at:

http://pidgin.im/news/security/?id=48

Vendor URL:  pidgin.im/news/security/?id=48 (Links to External Site)
Cause:   Input validation error
Underlying OS:   Linux (Any), UNIX (Any), Windows (Any)

Message History:   This archive entry has one or more follow-up message(s) listed below.
Oct 21 2010 (Red Hat Issues Fix) Pidgin purple_base64_decode() Validation Flaw Lets Remote Users Deny Service   (bugzilla@redhat.com)
Red Hat has issued for Red Hat Enterprise Linux 4 and 5.
Nov 17 2010 (Red Hat Issues Fix) Pidgin purple_base64_decode() Validation Flaw Lets Remote Users Deny Service   (bugzilla@redhat.com)
Red Hat has issued a fix for Red Hat Enterprise Linux 6.



 Source Message Contents

Date:  Thu, 21 Oct 2010 18:05:42 +0000
Subject:  Pidgin


http://pidgin.im/news/security/?id=48

purple_base64_decode() remote crashes

CVE-2010-3711


 
 


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