AI Score
Confidence
Low
EPSS
Percentile
97.2%
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.
seclists.org/oss-sec/2013/q4/535
secunia.com/advisories/56239
www.debian.org/security/2013/dsa-2826
bugzilla.redhat.com/show_bug.cgi?id=1045982