{"id":"CVE-2001-0740","aliases":["EUVD-2001-0725","GHSA-4fm7-gv4j-hx3r"],"status":"published","title":"3COM OfficeConnect 812 and 840 ADSL Router 4.2, running OCR812 router software 1.1.9 and earlier,...","description":"3COM OfficeConnect 812 and 840 ADSL Router 4.2, running OCR812 router software 1.1.9 and earlier, allows remote attackers to cause a denial of service via a long string containing a large number of \"%s\" strings, possibly triggering a format string vulnerability.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.04054,"percentile":0.90718,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2001-10-18T04:00:00Z","modified":"2026-06-16T21:54:52Z","exploits":[{"source":"exploitdb","id":"EDB-20847","title":"3Com OfficeConnect DSL Router 812 1.1.7/840 1.1.7 - HTTP Port Router Denial of Service","type":"dos","platform":"hardware","date":"2001-09-21","verified":true,"url":"https://www.exploit-db.com/exploits/20847"}],"products":[{"vendor":"3com","product":"3c840-us"},{"vendor":"3com","product":"3cp4144"}],"references":[{"url":"http://marc.info/?l=bugtraq\u0026m=100137290421828\u0026w=2","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/6573","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://archives.neohapsis.com/archives/bugtraq/2001-05/0115.html","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","Exploit","Vendor Advisory"]},{"url":"http://marc.info/?l=bugtraq\u0026m=100119572524232\u0026w=2","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://www.securityfocus.com/bid/2721","tags":["vdb-entry","x_refsource_BID","x_transferred","Exploit","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2001-0740"},{"url":"https://github.com/advisories/GHSA-4fm7-gv4j-hx3r"}],"sources":{"cve":[{"id":"CVE-2001-0740","description":"3COM OfficeConnect 812 and 840 ADSL Router 4.2, running OCR812 router software 1.1.9 and earlier, allows remote attackers to cause a denial of service via a long string containing a large number of \"%s\" strings, possibly triggering a format string vulnerability.","status":"published","published":"2002-03-09T05:00:00Z","modified":"2024-08-08T04:30:06.097Z","updated_at":"2026-11-02T14:34:43.358691Z"}],"euvd":[{"id":"EUVD-2001-0725","description":"3COM OfficeConnect 812 and 840 ADSL Router 4.2, running OCR812 router software 1.1.9 and earlier, allows remote attackers to cause a denial of service via a long string containing a large number of \"%s\" strings, possibly triggering a format string vulnerability.","status":"published","published":"2002-03-09T05:00:00Z","modified":"2024-08-08T04:30:06Z","updated_at":"2026-11-03T01:14:50.641084Z"}],"ghsa":[{"id":"GHSA-4fm7-gv4j-hx3r","title":"3COM OfficeConnect 812 and 840 ADSL Router 4.2, running OCR812 router software 1.1.9 and earlier,...","description":"3COM OfficeConnect 812 and 840 ADSL Router 4.2, running OCR812 router software 1.1.9 and earlier, allows remote attackers to cause a denial of service via a long string containing a large number of \"%s\" strings, possibly triggering a format string vulnerability.","status":"published","published":"2022-04-30T18:16:38Z","modified":"2023-01-30T05:05:35Z","updated_at":"2026-11-02T14:47:18.801591Z"}],"nvd":[{"id":"CVE-2001-0740","description":"3COM OfficeConnect 812 and 840 ADSL Router 4.2, running OCR812 router software 1.1.9 and earlier, allows remote attackers to cause a denial of service via a long string containing a large number of \"%s\" strings, possibly triggering a format string vulnerability.","status":"published","published":"2001-10-18T04:00:00Z","modified":"2026-06-16T21:54:52.2Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:00:40.572315Z"}]}}