CVE-2007-5715

DenyHosts 2.6 processes OpenSSH sshd "not listed in AllowUsers" log messages with an incorrect regular expression that does not match an IP address, which might allow remote attackers to avoid detection and blocking when making invalid login attempts with a username not present in AllowUsers, as demonstrated by the root username, a different vulnerability than CVE-2007-4323.

Score

CVSS 2.0 4.3 Medium

Status

Modified - cve@mitre.org

Published

2007-10-30

Last modified

2024-08-07

Weaknesses

CWE-16

Affected products

• Denyhosts (Denyhosts)

References

• http://bugs.gentoo.org/show_bug.cgi?id=181213
• http://osvdb.org/45298
• https://bugzilla.redhat.com/show_bug.cgi?id=237449