{"cve":"CVE-2011-5055","nvd":{"published":"2012-01-08T00:55:03.503","modified":"2026-06-16T23:35:51.407","status":"Modified","description":"MaraDNS 1.3.07.12 and 1.4.08 computes hash values for DNS data without properly restricting the ability to trigger hash collisions predictably, which allows remote attackers to cause a denial of service (CPU consumption) by sending many crafted queries with the Recursion Desired (RD) bit set.  NOTE: this issue exists because of an incomplete fix for CVE-2012-0024.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-20"],"references":["http://openwall.com/lists/oss-security/2012/01/03/13","http://openwall.com/lists/oss-security/2012/01/03/6","http://samiam.org/blog/20111230.html","https://bugzilla.redhat.com/show_bug.cgi?id=771428","http://openwall.com/lists/oss-security/2012/01/03/13"],"products":["maradns:maradns"],"source":"nvd","synced_at":"2026-10-19T19:59:31.623151214+00:00"},"epss":{"cve":"CVE-2011-5055","score":0.01447,"percentile":0.73325,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}