{"id":"CVE-2006-6981","aliases":["EUVD-2006-6963","GHSA-4p33-4mmg-2qxr"],"status":"published","title":"3proxy 0.5 to 0.5.2, when NT-encoded passwords are being used, allows remote attackers to cause a...","description":"3proxy 0.5 to 0.5.2, when NT-encoded passwords are being used, allows remote attackers to cause a denial of service (blocked account) via unspecified vectors related to NTLM authentication, which causes a password hash to be overwritten.","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":"2026-11-09","score":0.01313,"percentile":0.70898,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2007-02-08T18:00:00Z","modified":"2026-06-16T22:34:09Z","products":[{"vendor":"3proxy","product":"3proxy"}],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/38201","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://3proxy.ru/0.5.3g/Changelog.txt","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2006-6981"},{"url":"https://github.com/advisories/GHSA-4p33-4mmg-2qxr"}],"sources":{"cve":[{"id":"CVE-2006-6981","description":"3proxy 0.5 to 0.5.2, when NT-encoded passwords are being used, allows remote attackers to cause a denial of service (blocked account) via unspecified vectors related to NTLM authentication, which causes a password hash to be overwritten.","status":"published","published":"2007-02-08T18:00:00Z","modified":"2024-08-07T20:50:04.616Z","updated_at":"2026-11-02T14:33:50.738595Z"}],"euvd":[{"id":"EUVD-2006-6963","description":"3proxy 0.5 to 0.5.2, when NT-encoded passwords are being used, allows remote attackers to cause a denial of service (blocked account) via unspecified vectors related to NTLM authentication, which causes a password hash to be overwritten.","status":"published","published":"2007-02-08T18:00:00Z","modified":"2024-08-07T20:50:04Z","updated_at":"2026-11-03T01:15:41.107436Z"}],"ghsa":[{"id":"GHSA-4p33-4mmg-2qxr","title":"3proxy 0.5 to 0.5.2, when NT-encoded passwords are being used, allows remote attackers to cause a...","description":"3proxy 0.5 to 0.5.2, when NT-encoded passwords are being used, allows remote attackers to cause a denial of service (blocked account) via unspecified vectors related to NTLM authentication, which causes a password hash to be overwritten.","status":"published","published":"2022-05-01T07:43:34Z","modified":"2023-01-31T05:03:10Z","updated_at":"2026-11-02T14:48:24.574436Z"}],"nvd":[{"id":"CVE-2006-6981","description":"3proxy 0.5 to 0.5.2, when NT-encoded passwords are being used, allows remote attackers to cause a denial of service (blocked account) via unspecified vectors related to NTLM authentication, which causes a password hash to be overwritten.","status":"published","published":"2007-02-08T18:28:00Z","modified":"2026-06-16T22:34:09.903Z","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":"2026-11-02T14:01:10.726159Z"}]}}