{"id":"CVE-2012-6066","aliases":["EUVD-2012-5940","GHSA-jmwc-3jq9-gh6r"],"status":"published","title":"freeSSHd.exe in freeSSHd through 1.2.6 allows remote attackers to bypass authentication via a...","description":"freeSSHd.exe in freeSSHd through 1.2.6 allows remote attackers to bypass authentication via a crafted session, as demonstrated by an OpenSSH client with modified versions of ssh.c and sshconnect2.c.","severity":{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.39513,"percentile":0.98622,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-287"],"published":"2012-12-04T23:00:00Z","modified":"2026-06-16T23:47:45Z","exploits":[{"source":"exploitdb","id":"EDB-23079","title":"freeFTPd 1.2.6 - Remote Authentication Bypass","type":"remote","platform":"windows","date":"2012-12-02","verified":true,"url":"https://www.exploit-db.com/exploits/23079"},{"source":"exploitdb","id":"EDB-23080","title":"freeSSHd 2.1.3 - Remote Authentication Bypass","type":"remote","platform":"windows","date":"2012-12-02","verified":true,"url":"https://www.exploit-db.com/exploits/23080"},{"source":"exploitdb","id":"EDB-24133","title":"freeSSHd 1.2.6 - Authentication Bypass (Metasploit)","type":"remote","platform":"windows","date":"2013-01-15","verified":true,"url":"https://www.exploit-db.com/exploits/24133"},{"source":"metasploit","id":"exploit/windows/ssh/freesshd_authbypass","title":"Freesshd Authentication Bypass","type":"exploit","platform":"Windows","date":"2010-08-11","verified":true,"url":"https://www.rapid7.com/db/modules/exploit/windows/ssh/freesshd_authbypass"},{"source":"pocgithub","id":"bongbongco/CVE-2012-6066","title":"bongbongco/CVE-2012-6066","date":"2017-06-30","url":"https://github.com/bongbongco/CVE-2012-6066"}],"products":[{"vendor":"freesshd","product":"freesshd"}],"references":[{"url":"http://archives.neohapsis.com/archives/fulldisclosure/2012-12/0012.html","tags":["mailing-list","x_refsource_FULLDISC","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2012-6066"},{"url":"https://github.com/advisories/GHSA-jmwc-3jq9-gh6r"}],"sources":{"cve":[{"id":"CVE-2012-6066","description":"freeSSHd.exe in freeSSHd through 1.2.6 allows remote attackers to bypass authentication via a crafted session, as demonstrated by an OpenSSH client with modified versions of ssh.c and sshconnect2.c.","status":"published","published":"2012-12-04T23:00:00Z","modified":"2024-09-17T02:32:34.075Z","updated_at":"2026-11-02T14:34:51.269982Z"}],"euvd":[{"id":"EUVD-2012-5940","description":"freeSSHd.exe in freeSSHd through 1.2.6 allows remote attackers to bypass authentication via a crafted session, as demonstrated by an OpenSSH client with modified versions of ssh.c and sshconnect2.c.","status":"published","published":"2012-12-04T23:00:00Z","modified":"2024-09-17T02:32:34Z","updated_at":"2026-11-03T00:28:39.580336Z"}],"ghsa":[{"id":"GHSA-jmwc-3jq9-gh6r","title":"freeSSHd.exe in freeSSHd through 1.2.6 allows remote attackers to bypass authentication via a...","description":"freeSSHd.exe in freeSSHd through 1.2.6 allows remote attackers to bypass authentication via a crafted session, as demonstrated by an OpenSSH client with modified versions of ssh.c and sshconnect2.c.","status":"published","published":"2022-05-17T05:18:15Z","modified":"2023-01-28T05:03:38Z","cwes":["CWE-287"],"updated_at":"2026-11-02T14:44:01.162268Z"}],"nvd":[{"id":"CVE-2012-6066","description":"freeSSHd.exe in freeSSHd through 1.2.6 allows remote attackers to bypass authentication via a crafted session, as demonstrated by an OpenSSH client with modified versions of ssh.c and sshconnect2.c.","status":"published","published":"2012-12-04T23:55:01.033Z","modified":"2026-06-16T23:47:45.653Z","cvss":[{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:02:16.958223Z"}]}}