Detections
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GLSA-200702-05 : Fail2ban: Denial of Service

medium Nessus Plugin ID 24362

Synopsis

The remote Gentoo host is missing one or more security-related patches.

Description

The remote host is affected by the vulnerability described in GLSA-200702-05 (Fail2ban: Denial of Service)

 A flaw in the method used to parse log entries allows remote, unauthenticated attackers to forge authentication attempts from other hosts.
 Impact :

 A remote attacker can add arbitrary hosts to the block list, denying legitimate users access to a resource.
 Workaround :

 There is no known workaround at this time.

Solution

All Fail2ban users should upgrade to the latest version:
 # emerge --sync # emerge --ask --oneshot --verbose '>=net-analyzer/fail2ban-0.6.2'

See Also

https://security.gentoo.org/glsa/200702-05

Plugin Details

Severity: Medium

ID: 24362

File Name: gentoo_GLSA-200702-05.nasl

Version: 1.14

Type: local

Published: 2/17/2007

Updated: 1/6/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:fail2ban, cpe:/o:gentoo:linux

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Patch Publication Date: 2/16/2007

Vulnerability Publication Date: 12/4/2006

Reference Information

CVE: CVE-2006-6302

GLSA: 200702-05