CVE-2011-4869 | Date: (C)2011-12-20 (M)2023-12-22 |
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.
CVSS Score and Metrics +CVSS Score and Metrics -CVSS V2 Severity: |
CVSS Score : 7.8 |
Exploit Score: 10.0 |
Impact Score: 6.9 |
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CVSS V2 Metrics: |
Access Vector: NETWORK |
Access Complexity: LOW |
Authentication: NONE |
Confidentiality: NONE |
Integrity: NONE |
Availability: COMPLETE |
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