5

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Debian ≫ Debian Linux Version 6.0
Debian ≫ Debian Linux Version 7.0
Debian ≫ Debian Linux Version 7.1
Phil Schwartz ≫ Denyhosts Version 2.6
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 8.9% 0.946
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 5 10 2.9
AV:N/AC:L/Au:N/C:N/I:N/A:P
CWE-287 Improper Authentication

When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.

http://seclists.org/oss-sec/2013/q4/535
http://secunia.com/advisories/56239
Vendor Advisory
http://www.debian.org/security/2013/dsa-2826
https://bugzilla.redhat.com/show_bug.cgi?id=1045982