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Category:   Application (Web Server/CGI)  >   Squid Vendors:
Squid Host Header Port Number Processing Flaw Lets Remote Users Deny Service
SecurityTracker Alert ID:  1028781
SecurityTracker URL:
CVE Reference:   CVE-2013-4123   (Links to External Site)
Date:  Jul 15 2013
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 3.2.x through 3.2.12; 3.3.x through 3.3.7
Description:   A vulnerability was reported in Squid. A remote user can cause denial of service conditions.

A remote user can send HTTP requests containing specially crafted port number values in the Host header to cause denial of service conditions

Saran Neti, TELUS Security Labs, reported this vulnerability.

Impact:   A remote user can cause denial of service conditions.
Solution:   The vendor has issued a fix (3.2.13, 3.3.8).

The vendor's advisory is available at:

Vendor URL: (Links to External Site)
Cause:   Input validation error
Underlying OS:  Linux (Any), UNIX (Any)

Message History:   None.

 Source Message Contents

[Original Message Not Available for Viewing]

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