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CVE-2007-5715

UnknownEPSS 1.07%

Last modified

CVE-2007-5715 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 1.07% chance of exploitation in the next 30 days.

Description

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.

Metrics

EPSS Probability
1.07%

60.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
DenyhostsDenyhosts2.6

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is 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.
How severe is CVE-2007-5715?
Severity scoring for CVE-2007-5715 is pending analysis. The EPSS model estimates a 1.07% probability of exploitation in the next 30 days.
How do I fix CVE-2007-5715?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2007-5715?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST