CVE-2009-0362

Published Feb 13, 2009

Last updated 16 years ago

Overview

Description: filter.d/wuftpd.conf in Fail2ban 0.8.3 uses an incorrect regular expression that allows remote attackers to cause a denial of service (forced authentication failures) via a crafted reverse-resolved DNS name (rhost) entry that contains a substring that is interpreted as an IP address, a different vulnerability than CVE-2007-4321.
Source: cve@mitre.org
NVD status: Analyzed

Hype score: Not currently trending

Risk scores

CVSS 2.0

Type: Primary
Base score: 4
Impact score: 2.9
Exploitability score: 8
Vector string: AV:N/AC:L/Au:S/C:N/I:N/A:P

Weaknesses

nvd@nist.gov: CWE-287

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:fail2ban:fail2ban:0.8.3:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "BE8CF239-5E91-4708-B594-FA825C69DFE9"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References