{"id":"CVE-2011-0454","aliases":["EUVD-2011-0474","GHSA-cgmc-f9pw-cxc9"],"status":"published","title":"Buffer overflow in the PPP Access Concentrator (PPPAC) on the SEIL/x86 with firmware 1.00 through...","description":"Buffer overflow in the PPP Access Concentrator (PPPAC) on the SEIL/x86 with firmware 1.00 through 1.61, SEIL/B1 with firmware 1.00 through 3.11, SEIL/X1 with firmware 1.00 through 3.11, SEIL/X2 with firmware 1.00 through 3.11, SEIL/Turbo with firmware 1.80 through 2.10, and SEIL/neu 2FE Plus with firmware 1.80 through 2.10 might allow remote attackers to execute arbitrary code via a PPPoE packet.","severity":{"version":"2.0","score":8.3,"vector":"AV:A/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.02608,"percentile":0.85501,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119"],"published":"2011-03-01T22:00:00Z","modified":"2026-06-16T23:27:25Z","products":[{"vendor":"iij","product":"seil\\/b1"},{"vendor":"iij","product":"seil\\/b1_firmware"},{"vendor":"iij","product":"seil\\/neu_2fe_plus"},{"vendor":"iij","product":"seil\\/neu_2fe_plus_firmware"},{"vendor":"iij","product":"seil\\/turbo"},{"vendor":"iij","product":"seil\\/turbo_firmware"},{"vendor":"iij","product":"seil\\/x1"},{"vendor":"iij","product":"seil\\/x1_firmware"},{"vendor":"iij","product":"seil\\/x2"},{"vendor":"iij","product":"seil\\/x2_firmware"},{"vendor":"iij","product":"seil\\/x86"},{"vendor":"iij","product":"seil\\/x86_firmware"}],"references":[{"url":"http://jvndb.jvn.jp/jvndb/JVNDB-2011-000014","tags":["third-party-advisory","x_refsource_JVNDB","x_transferred"]},{"url":"http://jvn.jp/en/jp/JVN88991166/index.html","tags":["third-party-advisory","x_refsource_JVN","x_transferred"]},{"url":"http://www.securityfocus.com/bid/46598","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://www.seil.jp/support/security/a01001.html","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"http://secunia.com/advisories/43494","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/65672","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-0454"},{"url":"https://github.com/advisories/GHSA-cgmc-f9pw-cxc9"}],"sources":{"cve":[{"id":"CVE-2011-0454","description":"Buffer overflow in the PPP Access Concentrator (PPPAC) on the SEIL/x86 with firmware 1.00 through 1.61, SEIL/B1 with firmware 1.00 through 3.11, SEIL/X1 with firmware 1.00 through 3.11, SEIL/X2 with firmware 1.00 through 3.11, SEIL/Turbo with firmware 1.80 through 2.10, and SEIL/neu 2FE Plus with firmware 1.80 through 2.10 might allow remote attackers to execute arbitrary code via a PPPoE packet.","status":"published","published":"2011-03-01T22:00:00Z","modified":"2024-08-06T21:51:08.946Z","updated_at":"2026-11-02T14:35:39.079595Z"}],"euvd":[{"id":"EUVD-2011-0474","description":"Buffer overflow in the PPP Access Concentrator (PPPAC) on the SEIL/x86 with firmware 1.00 through 1.61, SEIL/B1 with firmware 1.00 through 3.11, SEIL/X1 with firmware 1.00 through 3.11, SEIL/X2 with firmware 1.00 through 3.11, SEIL/Turbo with firmware 1.80 through 2.10, and SEIL/neu 2FE Plus with firmware 1.80 through 2.10 might allow remote attackers to execute arbitrary code via a PPPoE packet.","status":"published","published":"2011-03-01T22:00:00Z","modified":"2024-08-06T21:51:08Z","updated_at":"2026-11-03T01:56:00.140679Z"}],"ghsa":[{"id":"GHSA-cgmc-f9pw-cxc9","title":"Buffer overflow in the PPP Access Concentrator (PPPAC) on the SEIL/x86 with firmware 1.00 through...","description":"Buffer overflow in the PPP Access Concentrator (PPPAC) on the SEIL/x86 with firmware 1.00 through 1.61, SEIL/B1 with firmware 1.00 through 3.11, SEIL/X1 with firmware 1.00 through 3.11, SEIL/X2 with firmware 1.00 through 3.11, SEIL/Turbo with firmware 1.80 through 2.10, and SEIL/neu 2FE Plus with firmware 1.80 through 2.10 might allow remote attackers to execute arbitrary code via a PPPoE packet.","status":"published","published":"2022-05-17T02:02:19Z","modified":"2023-01-27T05:00:48Z","cwes":["CWE-119"],"updated_at":"2026-11-02T14:41:45.307734Z"}],"nvd":[{"id":"CVE-2011-0454","description":"Buffer overflow in the PPP Access Concentrator (PPPAC) on the SEIL/x86 with firmware 1.00 through 1.61, SEIL/B1 with firmware 1.00 through 3.11, SEIL/X1 with firmware 1.00 through 3.11, SEIL/X2 with firmware 1.00 through 3.11, SEIL/Turbo with firmware 1.80 through 2.10, and SEIL/neu 2FE Plus with firmware 1.80 through 2.10 might allow remote attackers to execute arbitrary code via a PPPoE packet.","status":"published","published":"2011-03-01T23:00:02.8Z","modified":"2026-06-16T23:27:25.153Z","cvss":[{"version":"2.0","score":8.3,"vector":"AV:A/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:02:06.042049Z"}]}}