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CVE-2006-4251

UnknownEPSS 8.44%

Last modified

CVE-2006-4251 is a vulnerability of currently unknown severity. Buffer overflow in PowerDNS Recursor 3.1.3 and earlier might allow remote attackers to execute arbitrary code via a malformed TCP DNS query that prevents Recursor from properly calculating the TCP DNS query length.. EPSS estimates a 8.44% chance of exploitation in the next 30 days.

Description

Buffer overflow in PowerDNS Recursor 3.1.3 and earlier might allow remote attackers to execute arbitrary code via a malformed TCP DNS query that prevents Recursor from properly calculating the TCP DNS query length.

Metrics

EPSS Probability
8.44%

94.3th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
PowerdnsRecursor<= 3.1.3
PowerdnsRecursor2.0_rc1
PowerdnsRecursor2.8
PowerdnsRecursor2.9.15
PowerdnsRecursor2.9.16
PowerdnsRecursor2.9.17
PowerdnsRecursor2.9.18
PowerdnsRecursor3.0
PowerdnsRecursor3.0.1
PowerdnsRecursor3.1
PowerdnsRecursor3.1.1
PowerdnsRecursor3.1.2

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2006-4251?
Buffer overflow in PowerDNS Recursor 3.1.3 and earlier might allow remote attackers to execute arbitrary code via a malformed TCP DNS query that prevents Recursor from properly calculating the TCP DNS query length.
How severe is CVE-2006-4251?
Severity scoring for CVE-2006-4251 is pending analysis. The EPSS model estimates a 8.44% probability of exploitation in the next 30 days.
How do I fix CVE-2006-4251?
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-2006-4251?

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

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Source: NVD / NIST