Description
BlockHosts before 2.0.4 does not properly parse (1) sshd and (2) vsftpd log files, which allows remote attackers to add arbitrary deny entries to the /etc/hosts.allow file and cause a denial of service by adding arbitrary IP addresses to a daemon log file, as demonstrated by connecting through ssh with a client protocol version identification containing an IP address string, or connecting through ftp with a username containing an IP address string, different vectors than CVE-2007-2765.
Published: 2007-08-14
Score: 6.8 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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Advisories
Source ID Title
EUVD EUVD EUVD-2007-4305 BlockHosts before 2.0.4 does not properly parse (1) sshd and (2) vsftpd log files, which allows remote attackers to add arbitrary deny entries to the /etc/hosts.allow file and cause a denial of service by adding arbitrary IP addresses to a daemon log file, as demonstrated by connecting through ssh with a client protocol version identification containing an IP address string, or connecting through ftp with a username containing an IP address string, different vectors than CVE-2007-2765.
History

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Ac Zoom Blockhosts
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-07T14:53:55.640Z

Reserved: 2007-08-13T00:00:00.000Z

Link: CVE-2007-4322

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2007-08-14T00:17:00.000

Modified: 2025-04-09T00:30:58.490

Link: CVE-2007-4322

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses