{"id":"CVE-2018-0025","aliases":["EUVD-2018-0849","GHSA-2g26-r5g4-jhv2"],"status":"published","title":"Junos OS: SRX Series: Credentials exposed when using HTTP and HTTPS Firewall Pass-through User Authentication","description":"When an SRX Series device is configured to use HTTP/HTTPS pass-through authentication services, a client sending authentication credentials in the initial HTTP/HTTPS session is at risk that these credentials may be captured during follow-on HTTP/HTTPS requests by a malicious actor through a man-in-the-middle attack or by authentic servers subverted by malicious actors. FTP, and Telnet pass-through authentication services are not affected. Affected releases are Juniper Networks SRX Series: 12.1X46 versions prior to 12.1X46-D67 on SRX Series; 12.3X48 versions prior to 12.3X48-D25 on SRX Series; 15.1X49 versions prior to 15.1X49-D35 on SRX Series.","severity":{"version":"3.0","score":6.1,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:N/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-08","score":0.01376,"percentile":0.72233,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-300","CWE-319"],"published":"2018-07-11T18:00:00Z","modified":"2026-06-17T01:29:25Z","products":[{"vendor":"juniper","product":"junos"},{"vendor":"juniper networks","product":"junos os"}],"references":[{"url":"https://www.juniper.net/documentation/en_US/junos/topics/concept/firewall-user-authentication-pass-through-understanding.html","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"http://www.securityfocus.com/bid/104719","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"http://www.securitytracker.com/id/1041316","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://www.juniper.net/documentation/en_US/junos/topics/example/security-https-traffic-to-trigger-pass-through-authentication-configuring.html","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://www.juniper.net/documentation/en_US/junos/topics/example/firewall-user-authentication-pass-through-configuring-cli.html","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://kb.juniper.net/JSA10858","tags":["x_refsource_CONFIRM","x_transferred","Mitigation","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-0025"},{"url":"https://github.com/advisories/GHSA-2g26-r5g4-jhv2"}],"sources":{"cve":[{"id":"CVE-2018-0025","title":"Junos OS: SRX Series: Credentials exposed when using HTTP and HTTPS Firewall Pass-through User Authentication","description":"When an SRX Series device is configured to use HTTP/HTTPS pass-through authentication services, a client sending authentication credentials in the initial HTTP/HTTPS session is at risk that these credentials may be captured during follow-on HTTP/HTTPS requests by a malicious actor through a man-in-the-middle attack or by authentic servers subverted by malicious actors. FTP, and Telnet pass-through authentication services are not affected. Affected releases are Juniper Networks SRX Series: 12.1X46 versions prior to 12.1X46-D67 on SRX Series; 12.3X48 versions prior to 12.3X48-D25 on SRX Series; 15.1X49 versions prior to 15.1X49-D35 on SRX Series.","status":"published","published":"2018-07-11T18:00:00Z","modified":"2024-09-16T17:18:55.431Z","cvss":[{"version":"3.0","score":6.1,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-319","CWE-300"],"updated_at":"2026-11-02T14:35:12.160284Z"}],"euvd":[{"id":"EUVD-2018-0849","description":"When an SRX Series device is configured to use HTTP/HTTPS pass-through authentication services, a client sending authentication credentials in the initial HTTP/HTTPS session is at risk that these credentials may be captured during follow-on HTTP/HTTPS requests by a malicious actor through a man-in-the-middle attack or by authentic servers subverted by malicious actors. FTP, and Telnet pass-through authentication services are not affected. Affected releases are Juniper Networks SRX Series: 12.1X46 versions prior to 12.1X46-D67 on SRX Series; 12.3X48 versions prior to 12.3X48-D25 on SRX Series; 15.1X49 versions prior to 15.1X49-D35 on SRX Series.","status":"published","published":"2018-07-11T18:00:00Z","modified":"2024-09-16T17:18:55Z","cvss":[{"version":"3.0","score":6.1,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-03T00:55:43.455642Z"}],"ghsa":[{"id":"GHSA-2g26-r5g4-jhv2","title":"When an SRX Series device is configured to use HTTP/HTTPS pass-through authentication services, a...","description":"When an SRX Series device is configured to use HTTP/HTTPS pass-through authentication services, a client sending authentication credentials in the initial HTTP/HTTPS session is at risk that these credentials may be captured during follow-on HTTP/HTTPS requests by a malicious actor through a man-in-the-middle attack or by authentic servers subverted by malicious actors. FTP, and Telnet pass-through authentication services are not affected. Affected releases are Juniper Networks SRX Series: 12.1X46 versions prior to 12.1X46-D67 on SRX Series; 12.3X48 versions prior to 12.3X48-D25 on SRX Series; 15.1X49 versions prior to 15.1X49-D35 on SRX Series.","status":"published","published":"2022-05-13T01:35:59Z","modified":"2023-02-01T05:08:33Z","cvss":[{"version":"3.0","score":8.1,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T14:50:47.846536Z"}],"nvd":[{"id":"CVE-2018-0025","description":"When an SRX Series device is configured to use HTTP/HTTPS pass-through authentication services, a client sending authentication credentials in the initial HTTP/HTTPS session is at risk that these credentials may be captured during follow-on HTTP/HTTPS requests by a malicious actor through a man-in-the-middle attack or by authentic servers subverted by malicious actors. FTP, and Telnet pass-through authentication services are not affected. Affected releases are Juniper Networks SRX Series: 12.1X46 versions prior to 12.1X46-D67 on SRX Series; 12.3X48 versions prior to 12.3X48-D25 on SRX Series; 15.1X49 versions prior to 15.1X49-D35 on SRX Series.","status":"published","published":"2018-07-11T18:29:00.23Z","modified":"2026-06-17T01:29:25.307Z","cvss":[{"version":"3.0","score":6.1,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:N/A:N","level":"medium","assessor":"secondary"},{"version":"3.0","score":8.1,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-300","CWE-319"],"updated_at":"2026-11-02T14:04:32.929986Z"}]}}