{"cve":"CVE-2001-1443","nvd":{"published":"2001-08-27T04:00:00.000","modified":"2026-06-16T21:56:17.157","status":"Modified","description":"KTH Kerberos IV and Kerberos V (Heimdal) for Telnet clients do not encrypt connections if the server does not support the requested encryption, which allows remote attackers to read communications via a man-in-the-middle attack.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://josefsson.org/ktelnet/kerberos-telnet.html","http://www.kb.cert.org/vuls/id/390280","https://exchange.xforce.ibmcloud.com/vulnerabilities/10640","http://josefsson.org/ktelnet/kerberos-telnet.html","http://www.kb.cert.org/vuls/id/390280"],"products":["kth:kth_kerberos"],"source":"nvd","synced_at":"2026-10-19T19:33:02.361923049+00:00"},"epss":{"cve":"CVE-2001-1443","score":0.011,"percentile":0.65674,"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."]}