elnet client with encryption and Kerberos 4 authentication allows remote attackers to decrypt the session via sniffing. NIST National Vulnerability Database (NVD) -- services.nvd.nist.gov (CVE / CVSS / CPE). {"cve":{"id":"CVE-1999-1098","sourceIdentifier":"cve@mitre.org","published":"1995-03-03T05:00:00.000","lastModified":"2026-06-16T21:49:43.067","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"Vulnerability in BSD Telnet client with encryption and Kerberos 4 authentication allows remote attackers to decrypt the session via sniffing."}],"affected":[{"source":"cve@mitre.org","affectedData":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}]}],"metrics":{"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:N/A:N","baseScore":5.0,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"NONE","availabilityImpact":"NONE"},"baseSeverity":"MEDIUM","exploitabilityScore":10.0,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"NVD-CWE-Other"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:bsd:bsd:*:*:*:*:*:*:*:*","matchCriteriaId":"B44D379F-F380-42EC-9C9A-A4C8314A4BDF"}]}]}],"references":[{"url":"http://www.cert.org/advisories/CA-1995-03.html","source":"cve@mitre.org","tags":["Patch","Third Party Advisory","US Government Resource"]},{"url":"http://www.ciac.org/ciac/bulletins/f-12.shtml","source":"cve@mitre.org","tags":["Patch","Vendor Advisory"]},{"url":"http://www.iss.net/security_center/static/516.php","source":"cve@mitre.org"},{"url":"http://www.osvdb.org/4881","source":"cve@mitre.org"},{"url":"http://www.cert.org/advisories/CA-1995-03.html","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Third Party Advisory","US Government Resource"]},{"url":"http://www.ciac.org/ciac/bulletins/f-12.shtml","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Vendor Advisory"]},{"url":"http://www.iss.net/security_center/static/516.php","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.osvdb.org/4881","source":"af854a3a-2127-422b-91ae-364da2661108"}]}},