| Name | CVE-2013-6890 |
| Description | 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. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-2826-1 |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| denyhosts | source | squeeze | 2.6-7+deb6u2 | DSA-2826-1 | ||
| denyhosts | source | wheezy | 2.6-10+deb7u2 | DSA-2826-1 | ||
| denyhosts | source | (unstable) | 2.6-10.1 |