CVE-2007-5715

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Summary

CVECVE-2007-5715
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2007-10-30 19:46:00 UTC
Updated2026-04-23 00:35:47 UTC
DescriptionDenyHosts 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.

Risk And Classification

Primary CVSS: v2.0 4.3 from [email protected]

AV:N/AC:M/Au:N/C:N/I:P/A:N

Problem Types: CWE-16 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Medium
Authentication
None
Confidentiality
None
Integrity
Partial
Availability
None

AV:N/AC:M/Au:N/C:N/I:P/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Denyhosts Denyhosts 2.6 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
osvdb.org/45298 af854a3a-2127-422b-91ae-364da2661108 osvdb.org
Gentoo Bug 181213 - app-admin/denyhosts < 2.6-r1 Log injection / DoS (CVE-2007-{4323,5715}) af854a3a-2127-422b-91ae-364da2661108 bugs.gentoo.org
Bug 237449 – CVE-2007-5715 Login attempts as root may go unnoticed af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com
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