{"id":"CVE-2002-0423","aliases":["EUVD-2002-0420","GHSA-9422-v7w3-rvrq"],"status":"published","title":"Buffer overflow in efingerd 1.5 and earlier, and possibly up to 1.61, allows remote attackers to...","description":"Buffer overflow in efingerd 1.5 and earlier, and possibly up to 1.61, allows remote attackers to cause a denial of service and possibly execute arbitrary code via a finger request from an IP address with a long hostname that is obtained via a reverse DNS lookup.","severity":{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.05332,"percentile":0.9267,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2002-08-12T04:00:00Z","modified":"2026-06-16T21:57:25Z","products":[{"vendor":"efingerd","product":"efingerd"}],"references":[{"url":"http://www.securityfocus.com/bid/4239","tags":["vdb-entry","x_refsource_BID","x_transferred","Vendor Advisory"]},{"url":"http://melkor.dnp.fmph.uniba.sk/~garabik/efingerd/efingerd_1.5.tar.gz","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.iss.net/security_center/static/8380.php","tags":["vdb-entry","x_refsource_XF","x_transferred","Patch","Vendor Advisory"]},{"url":"http://archives.neohapsis.com/archives/bugtraq/2002-03/0050.html","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2002-0423"},{"url":"https://github.com/advisories/GHSA-9422-v7w3-rvrq"}],"sources":{"cve":[{"id":"CVE-2002-0423","description":"Buffer overflow in efingerd 1.5 and earlier, and possibly up to 1.61, allows remote attackers to cause a denial of service and possibly execute arbitrary code via a finger request from an IP address with a long hostname that is obtained via a reverse DNS lookup.","status":"published","published":"2003-04-02T05:00:00Z","modified":"2024-08-08T02:49:28.36Z","updated_at":"2026-11-02T14:33:55.303902Z"}],"euvd":[{"id":"EUVD-2002-0420","description":"Buffer overflow in efingerd 1.5 and earlier, and possibly up to 1.61, allows remote attackers to cause a denial of service and possibly execute arbitrary code via a finger request from an IP address with a long hostname that is obtained via a reverse DNS lookup.","status":"published","published":"2003-04-02T05:00:00Z","modified":"2024-08-08T02:49:28Z","updated_at":"2026-11-03T01:15:00.542292Z"}],"ghsa":[{"id":"GHSA-9422-v7w3-rvrq","title":"Buffer overflow in efingerd 1.5 and earlier, and possibly up to 1.61, allows remote attackers to...","description":"Buffer overflow in efingerd 1.5 and earlier, and possibly up to 1.61, allows remote attackers to cause a denial of service and possibly execute arbitrary code via a finger request from an IP address with a long hostname that is obtained via a reverse DNS lookup.","status":"published","published":"2022-04-30T18:19:12Z","modified":"2023-01-30T05:05:49Z","updated_at":"2026-11-02T14:47:21.568004Z"}],"nvd":[{"id":"CVE-2002-0423","description":"Buffer overflow in efingerd 1.5 and earlier, and possibly up to 1.61, allows remote attackers to cause a denial of service and possibly execute arbitrary code via a finger request from an IP address with a long hostname that is obtained via a reverse DNS lookup.","status":"published","published":"2002-08-12T04:00:00Z","modified":"2026-06-16T21:57:25.07Z","cvss":[{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:00:42.220505Z"}]}}