{"cve":"CVE-2006-1721","nvd":{"published":"2006-04-11T23:02:00.000","modified":"2026-06-16T22:23:30.303","status":"Modified","description":"digestmd5.c in the CMU Cyrus Simple Authentication and Security Layer (SASL) library 2.1.18, and possibly other versions before 2.1.21, allows remote unauthenticated attackers to cause a denial of service (segmentation fault) via malformed inputs in DIGEST-MD5 negotiation.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-20"],"references":["ftp://patches.sgi.com/support/free/security/advisories/20070901-01-P.asc","http://asg.web.cmu.edu/archive/message.php?mailbox=archive.cyrus-sasl&msg=7775","http://labs.musecurity.com/advisories/MU-200604-01.txt","http://lists.apple.com/archives/security-announce/2006/Sep/msg00002.html","http://lists.grok.org.uk/pipermail/full-disclosure/2006-April/044992.html"],"products":["cyrus:sasl"],"source":"nvd","synced_at":"2026-10-19T19:42:01.759833969+00:00"},"epss":{"cve":"CVE-2006-1721","score":0.02488,"percentile":0.84628,"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."]}