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prionPRIOn knowledge basePRION:CVE-2011-4869
HistoryDec 20, 2011 - 11:55 a.m.

Design/Logic Flaw

2011-12-2011:55:00
PRIOn knowledge base
www.prio-n.com
1

6.6 Medium

AI Score

Confidence

High

0.015 Low

EPSS

Percentile

87.0%

validator/val_nsec3.c in Unbound before 1.4.13p2 does not properly perform proof processing for NSEC3-signed zones, which allows remote DNS servers to cause a denial of service (daemon crash) via a malformed response that lacks expected NSEC3 records, a different vulnerability than CVE-2011-4528.

6.6 Medium

AI Score

Confidence

High

0.015 Low

EPSS

Percentile

87.0%