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CVE-2012-1193

UnknownEPSS 5.94%

Last modified

CVE-2012-1193 is a vulnerability of currently unknown severity. The resolver in PowerDNS Recursor (aka pdns_recursor) 3.3 overwrites cached server names and TTL values in NS records during the processing of a response to an A record query, which allows remote attackers to trigger continued resolvability of revoked domain names via a "ghost domain names" attack.. EPSS estimates a 5.94% chance of exploitation in the next 30 days.

Description

The resolver in PowerDNS Recursor (aka pdns_recursor) 3.3 overwrites cached server names and TTL values in NS records during the processing of a response to an A record query, which allows remote attackers to trigger continued resolvability of revoked domain names via a "ghost domain names" attack.

Metrics

EPSS Probability
5.94%

92.3th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
PowerdnsPowerdns Recursor3.3

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2012-1193?
The resolver in PowerDNS Recursor (aka pdns_recursor) 3.3 overwrites cached server names and TTL values in NS records during the processing of a response to an A record query, which allows remote attackers to trigger continued resolvability of revoked domain names via a "ghost domain names" attack.
How severe is CVE-2012-1193?
Severity scoring for CVE-2012-1193 is pending analysis. The EPSS model estimates a 5.94% probability of exploitation in the next 30 days.
How do I fix CVE-2012-1193?
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-2012-1193?

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

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Source: NVD / NIST