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Case File

CVE-2013-6890

MEDIUM · CVSS 5 EPSS 8.90%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2013-12-23 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

CVE
CVE-2013-6890
Severity
MEDIUM
CVSS
5
EPSS
8.90%

Original NVD 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.