CVE-2009-4010

CVE-2009-4010 is a high-severity vulnerability in Powerdns Recursor with a CVSS 2.0 base score of 7.5. Its EPSS exploit-prediction score of 10% places it in the 95th percentile, indicating an elevated likelihood of exploitation.

Key facts

Description

Unspecified vulnerability in PowerDNS Recursor before 3.1.7.2 allows remote attackers to spoof DNS data via crafted zones.

Frequently asked questions

What is CVE-2009-4010?
Unspecified vulnerability in PowerDNS Recursor before 3.1.7.2 allows remote attackers to spoof DNS data via crafted zones.
How severe is CVE-2009-4010?
CVE-2009-4010 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2009-4010 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 10% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-4010?
CVE-2009-4010 primarily affects Powerdns Recursor. In total, 18 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-4010?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2009-4010 published?
CVE-2009-4010 was published on 2010-01-08 and last updated on 2026-06-16.

References

Affected products (18)

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