The strListGetItem function in src/HttpHeaderTools.c in Squid 2.7 allows remote attackers to cause a denial of service via a crafted auth header with certain comma delimiters that trigger an infinite loop of calls to the strcspn function.Referenceshttp://www.openwall.com/lists/oss-security/2009/08/03/3http://www.securityfocus.com/bid/36091http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=534982http://www.openwall.com/lists/oss-security/2009/08/04/6http://www.squid-cache.org/bugs/show_bug.cgi?id=2704http://www.squid-cache.org/bugs/show_bug.cgi?id=2541http://www.securitytracker.com/id?1022757https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10592https://bugzilla.redhat.com/show_bug.cgi?id=518182http://www.openwall.com/lists/oss-security/2009/07/20/10https://exchange.xforce.ibmcloud.com/vulnerabilities/52610http://bugs.debian.org/cgi-bin/bugreport.cgi?msg=31%3Bfilename=diff%3Batt=1%3Bbug=534982
