{"cve":"CVE-2006-4924","nvd":{"published":"2006-09-27T01:07:00.000","modified":"2026-06-16T22:30:08.647","status":"Modified","description":"sshd in OpenSSH before 4.4, when using the version 1 SSH protocol, allows remote attackers to cause a denial of service (CPU consumption) via an SSH packet that contains duplicate blocks, which is not properly handled by the CRC compensation attack detector.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-399"],"references":["ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-06:22.openssh.asc","ftp://ftp.sco.com/pub/unixware7/714/security/p534336/p534336.txt","ftp://patches.sgi.com/support/free/security/advisories/20061001-01-P.asc","http://blogs.sun.com/security/entry/sun_alert_102962_security_vulnerability","http://bugs.gentoo.org/show_bug.cgi?id=148228"],"products":["openbsd:openssh"],"source":"nvd","synced_at":"2026-10-19T19:43:14.363260067+00:00"},"epss":{"cve":"CVE-2006-4924","score":0.38118,"percentile":0.98558,"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."]}