{"cve":"CVE-2001-1473","nvd":{"published":"2001-01-18T05:00:00.000","modified":"2026-06-16T21:56:20.683","status":"Modified","description":"The SSH-1 protocol allows remote servers to conduct man-in-the-middle attacks and replay a client challenge response to a target server by creating a Session ID that matches the Session ID of the target, but which uses a public key pair that is weaker than the target's public key, which allows the attacker to compute the corresponding private key and use the target's Session ID with the compromised key pair to masquerade as the target.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-310"],"references":["http://www.kb.cert.org/vuls/id/684820","https://exchange.xforce.ibmcloud.com/vulnerabilities/6603","http://www.kb.cert.org/vuls/id/684820","https://exchange.xforce.ibmcloud.com/vulnerabilities/6603"],"products":["ssh:ssh"],"source":"nvd","synced_at":"2026-10-19T19:33:02.361923049+00:00"},"epss":{"cve":"CVE-2001-1473","score":0.06268,"percentile":0.93574,"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."]}