{"id":"CVE-1999-1257","aliases":["EUVD-1999-1238","GHSA-x5qw-j8m6-38mj"],"status":"published","title":"Xyplex terminal server 6.0.1S1, and possibly other versions, allows remote attackers to bypass...","description":"Xyplex terminal server 6.0.1S1, and possibly other versions, allows remote attackers to bypass the password prompt by entering (1) a CTRL-Z character, or (2) a ? (question mark).","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":"2026-11-09","score":0.01584,"percentile":0.7574,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"1997-11-26T05:00:00Z","modified":"2026-06-16T21:50:03Z","products":[{"vendor":"xyplex","product":"maxserver_xyplex_terminal_server"}],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/1825","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://www.securityfocus.com/archive/1/8134","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/1826","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-1999-1257"},{"url":"https://github.com/advisories/GHSA-x5qw-j8m6-38mj"}],"sources":{"cve":[{"id":"CVE-1999-1257","description":"Xyplex terminal server 6.0.1S1, and possibly other versions, allows remote attackers to bypass the password prompt by entering (1) a CTRL-Z character, or (2) a ? (question mark).","status":"published","published":"2001-09-12T04:00:00Z","modified":"2024-08-01T17:11:00.708Z","updated_at":"2026-11-02T14:33:53.295018Z"}],"euvd":[{"id":"EUVD-1999-1238","description":"Xyplex terminal server 6.0.1S1, and possibly other versions, allows remote attackers to bypass the password prompt by entering (1) a CTRL-Z character, or (2) a ? (question mark).","status":"published","published":"2001-09-12T04:00:00Z","modified":"2024-08-01T17:11:00Z","updated_at":"2026-11-03T03:50:43.346493Z"}],"ghsa":[{"id":"GHSA-x5qw-j8m6-38mj","title":"Xyplex terminal server 6.0.1S1, and possibly other versions, allows remote attackers to bypass...","description":"Xyplex terminal server 6.0.1S1, and possibly other versions, allows remote attackers to bypass the password prompt by entering (1) a CTRL-Z character, or (2) a ? (question mark).","status":"published","published":"2022-04-30T18:12:07Z","modified":"2023-01-30T05:04:33Z","updated_at":"2026-11-02T14:47:04.089519Z"}],"nvd":[{"id":"CVE-1999-1257","description":"Xyplex terminal server 6.0.1S1, and possibly other versions, allows remote attackers to bypass the password prompt by entering (1) a CTRL-Z character, or (2) a ? (question mark).","status":"published","published":"1997-11-26T05:00:00Z","modified":"2026-06-16T21:50:03.183Z","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":"2026-11-02T13:58:19.254283Z"}]}}