{"id":"CVE-2013-4708","aliases":["EUVD-2013-4560","GHSA-p7q8-xc55-c6m5"],"status":"published","title":"The PPP Access Concentrator (PPPAC) in Internet Initiative Japan Inc. SEIL/x86 1.00 through 2.80,...","description":"The PPP Access Concentrator (PPPAC) in Internet Initiative Japan Inc. SEIL/x86 1.00 through 2.80, SEIL/X1 1.00 through 4.30, SEIL/X2 1.00 through 4.30, SEIL/B1 1.00 through 4.30, SEIL/Turbo 1.80 through 2.15, and SEIL/neu 2FE Plus 1.80 through 2.15 generates predictable random numbers, which allows remote attackers to bypass RADIUS authentication by sniffing RADIUS traffic.","severity":{"version":"2.0","score":4,"vector":"AV:N/AC:H/Au:N/C:P/I:P/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01257,"percentile":0.69741,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-310"],"published":"2013-10-01T17:00:00Z","modified":"2026-06-16T23:57:45Z","products":[{"vendor":"iij","product":"seil\\%2fb1_firmware"},{"vendor":"iij","product":"seil\\%2fneu_2fe_plus_firmware"},{"vendor":"iij","product":"seil\\%2fturbo_firmware"},{"vendor":"iij","product":"seil\\%2fx1_firmware"},{"vendor":"iij","product":"seil\\%2fx2_firmware"},{"vendor":"iij","product":"seil\\%2fx86_firmware"},{"vendor":"iij","product":"seil\\/b1"},{"vendor":"iij","product":"seil\\/neu_2fe_plus"},{"vendor":"iij","product":"seil\\/turbo"},{"vendor":"iij","product":"seil\\/x1"},{"vendor":"iij","product":"seil\\/x2"},{"vendor":"iij","product":"seil\\/x86"}],"references":[{"url":"http://www.seil.jp/support/security/a01388.html","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"http://jvn.jp/en/jp/JVN40079308/index.html","tags":["third-party-advisory","x_refsource_JVN","x_transferred"]},{"url":"http://osvdb.org/97619","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"http://jvndb.jvn.jp/ja/contents/2013/JVNDB-2013-000091.html","tags":["third-party-advisory","x_refsource_JVNDB","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2013-4708"},{"url":"https://github.com/advisories/GHSA-p7q8-xc55-c6m5"}],"sources":{"cve":[{"id":"CVE-2013-4708","description":"The PPP Access Concentrator (PPPAC) in Internet Initiative Japan Inc. SEIL/x86 1.00 through 2.80, SEIL/X1 1.00 through 4.30, SEIL/X2 1.00 through 4.30, SEIL/B1 1.00 through 4.30, SEIL/Turbo 1.80 through 2.15, and SEIL/neu 2FE Plus 1.80 through 2.15 generates predictable random numbers, which allows remote attackers to bypass RADIUS authentication by sniffing RADIUS traffic.","status":"published","published":"2013-10-01T17:00:00Z","modified":"2024-09-17T01:15:57.609Z","updated_at":"2026-11-02T14:34:58.193873Z"}],"euvd":[{"id":"EUVD-2013-4560","description":"The PPP Access Concentrator (PPPAC) in Internet Initiative Japan Inc. SEIL/x86 1.00 through 2.80, SEIL/X1 1.00 through 4.30, SEIL/X2 1.00 through 4.30, SEIL/B1 1.00 through 4.30, SEIL/Turbo 1.80 through 2.15, and SEIL/neu 2FE Plus 1.80 through 2.15 generates predictable random numbers, which allows remote attackers to bypass RADIUS authentication by sniffing RADIUS traffic.","status":"published","published":"2013-10-01T17:00:00Z","modified":"2024-09-17T01:15:57Z","updated_at":"2026-11-03T00:28:51.310992Z"}],"ghsa":[{"id":"GHSA-p7q8-xc55-c6m5","title":"The PPP Access Concentrator (PPPAC) in Internet Initiative Japan Inc. SEIL/x86 1.00 through 2.80,...","description":"The PPP Access Concentrator (PPPAC) in Internet Initiative Japan Inc. SEIL/x86 1.00 through 2.80, SEIL/X1 1.00 through 4.30, SEIL/X2 1.00 through 4.30, SEIL/B1 1.00 through 4.30, SEIL/Turbo 1.80 through 2.15, and SEIL/neu 2FE Plus 1.80 through 2.15 generates predictable random numbers, which allows remote attackers to bypass RADIUS authentication by sniffing RADIUS traffic.","status":"published","published":"2022-05-17T05:03:12Z","modified":"2023-01-28T05:03:07Z","updated_at":"2026-11-02T14:43:55.102378Z"}],"nvd":[{"id":"CVE-2013-4708","description":"The PPP Access Concentrator (PPPAC) in Internet Initiative Japan Inc. SEIL/x86 1.00 through 2.80, SEIL/X1 1.00 through 4.30, SEIL/X2 1.00 through 4.30, SEIL/B1 1.00 through 4.30, SEIL/Turbo 1.80 through 2.15, and SEIL/neu 2FE Plus 1.80 through 2.15 generates predictable random numbers, which allows remote attackers to bypass RADIUS authentication by sniffing RADIUS traffic.","status":"published","published":"2013-10-01T17:55:03.647Z","modified":"2026-06-16T23:57:45.707Z","cvss":[{"version":"2.0","score":4,"vector":"AV:N/AC:H/Au:N/C:P/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-310"],"updated_at":"2026-11-02T14:02:38.715467Z"}]}}