CVE-2013-6890

denyhosts 2.6 uses an incorrect regular expression when analyzing authentication logs, which allows remote attackers to cause a denial of service incorrect block of IP addresses via crafted login names...

Authentication flaw

denyhosts 2.6 uses an incorrect regular expression when analyzing authentication logs, which allows remote attackers to cause a denial of service incorrect block of IP addresses via crafted login names...

CVE-2013-6890

denyhosts 2.6 uses an incorrect regular expression when analyzing authentication logs, which allows remote attackers to cause a denial of service incorrect block of IP addresses via crafted login names...

CVE-2013-6890

denyhosts 2.6 uses an incorrect regular expression when analyzing authentication logs, which allows remote attackers to cause a denial of service incorrect block of IP addresses via crafted login names...

Debian Security Advisory DSA 2826-1 (denyhosts - Remote denial of ssh service)

Helmut Grohne discovered that denyhosts, a tool preventing SSH brute-force attacks, could be used to perform remote denial of service against the SSH daemon. Incorrectly specified regular expressions used to detect brute force attacks in authentication logs could be exploited by a malicious user ...

DSA-2826-1 denyhosts - Remote denial of ssh service

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