{"id":"CVE-2003-0487","aliases":["EUVD-2003-0481","GHSA-v352-gc7j-mw97"],"status":"published","title":"Multiple buffer overflows in Kerio MailServer 5.6.3 allow remote authenticated users to cause a...","description":"Multiple buffer overflows in Kerio MailServer 5.6.3 allow remote authenticated users to cause a denial of service and possibly execute arbitrary code via (1) a long showuser parameter in the do_subscribe module, (2) a long folder parameter in the add_acl module, (3) a long folder parameter in the list module, and (4) a long user parameter in the do_map module.","severity":{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.11369,"percentile":0.96015,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2003-06-28T04:00:00Z","modified":"2026-06-16T22:02:17Z","exploits":[{"source":"exploitdb","id":"EDB-22800","title":"Kerio MailServer 5.6.3 subscribe Module - Overflow","type":"dos","platform":"linux","date":"2003-06-18","verified":true,"url":"https://www.exploit-db.com/exploits/22800"},{"source":"exploitdb","id":"EDB-22801","title":"Kerio MailServer 5.6.3 add_acl Module - Overflow","type":"dos","platform":"linux","date":"2003-06-18","verified":true,"url":"https://www.exploit-db.com/exploits/22801"},{"source":"exploitdb","id":"EDB-22802","title":"Kerio MailServer 5.6.3 list Module - Overflow","type":"dos","platform":"linux","date":"2003-06-18","verified":true,"url":"https://www.exploit-db.com/exploits/22802"},{"source":"exploitdb","id":"EDB-22803","title":"Kerio MailServer 5.6.3 do_map Module - Overflow","type":"dos","platform":"linux","date":"2003-06-18","verified":true,"url":"https://www.exploit-db.com/exploits/22803"},{"source":"exploitdb","id":"EDB-46","title":"Kerio MailServer 5.6.3 - Remote Buffer Overflow","type":"remote","platform":"linux","date":"2003-06-27","verified":true,"url":"https://www.exploit-db.com/exploits/46"}],"products":[{"vendor":"kerio","product":"kerio_mailserver"}],"references":[{"url":"http://www.securityfocus.com/bid/7967","tags":["vdb-entry","x_refsource_BID","x_transferred","Exploit","Patch","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/12368","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://nautopia.org/vulnerabilidades/kerio_mailserver.htm","tags":["x_refsource_MISC","x_transferred","Exploit","Vendor Advisory"]},{"url":"http://marc.info/?l=bugtraq\u0026m=105596982503760\u0026w=2","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2003-0487"},{"url":"https://github.com/advisories/GHSA-v352-gc7j-mw97"}],"sources":{"cve":[{"id":"CVE-2003-0487","description":"Multiple buffer overflows in Kerio MailServer 5.6.3 allow remote authenticated users to cause a denial of service and possibly execute arbitrary code via (1) a long showuser parameter in the do_subscribe module, (2) a long folder parameter in the add_acl module, (3) a long folder parameter in the list module, and (4) a long user parameter in the do_map module.","status":"published","published":"2003-06-28T04:00:00Z","modified":"2024-08-08T01:58:10.955Z","updated_at":"2026-11-02T14:20:16.757505Z"}],"euvd":[{"id":"EUVD-2003-0481","description":"Multiple buffer overflows in Kerio MailServer 5.6.3 allow remote authenticated users to cause a denial of service and possibly execute arbitrary code via (1) a long showuser parameter in the do_subscribe module, (2) a long folder parameter in the add_acl module, (3) a long folder parameter in the list module, and (4) a long user parameter in the do_map module.","status":"published","published":"2003-06-28T04:00:00Z","modified":"2024-08-08T01:58:10Z","updated_at":"2026-11-03T01:15:07.267875Z"}],"ghsa":[{"id":"GHSA-v352-gc7j-mw97","title":"Multiple buffer overflows in Kerio MailServer 5.6.3 allow remote authenticated users to cause a...","description":"Multiple buffer overflows in Kerio MailServer 5.6.3 allow remote authenticated users to cause a denial of service and possibly execute arbitrary code via (1) a long showuser parameter in the do_subscribe module, (2) a long folder parameter in the add_acl module, (3) a long folder parameter in the list module, and (4) a long user parameter in the do_map module.","status":"published","published":"2022-04-29T01:26:30Z","modified":"2023-01-30T05:01:23Z","updated_at":"2026-11-02T14:46:24.052847Z"}],"nvd":[{"id":"CVE-2003-0487","description":"Multiple buffer overflows in Kerio MailServer 5.6.3 allow remote authenticated users to cause a denial of service and possibly execute arbitrary code via (1) a long showuser parameter in the do_subscribe module, (2) a long folder parameter in the add_acl module, (3) a long folder parameter in the list module, and (4) a long user parameter in the do_map module.","status":"published","published":"2003-08-07T04:00:00Z","modified":"2026-06-16T22:02:17.87Z","cvss":[{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:00:46.710758Z"}]}}