{"id":"CVE-2011-0746","aliases":["EUVD-2011-0758","GHSA-49wr-6x3m-4p8x"],"status":"published","title":"Cross-site request forgery (CSRF) vulnerability in Forms/PortForwarding_Edit_1 on the ZyXEL O2...","description":"Cross-site request forgery (CSRF) vulnerability in Forms/PortForwarding_Edit_1 on the ZyXEL O2 DSL Router Classic allows remote attackers to hijack the authentication of administrators for requests that insert cross-site scripting (XSS) sequences via the PortRule_Name parameter.","severity":{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00539,"percentile":0.45621,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-352"],"published":"2011-04-13T14:00:00Z","modified":"2026-06-16T23:27:59Z","products":[{"vendor":"zyxel","product":"o2_dsl_router_classic"}],"references":[{"url":"http://securityreason.com/securityalert/8198","tags":["third-party-advisory","x_refsource_SREASON","x_transferred"]},{"url":"http://www.securityfocus.com/archive/1/517399/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://int21.de/cve/CVE-2011-0746-o2-router.html","tags":["x_refsource_MISC","x_transferred","Exploit"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-0746"},{"url":"https://github.com/advisories/GHSA-49wr-6x3m-4p8x"}],"sources":{"cve":[{"id":"CVE-2011-0746","description":"Cross-site request forgery (CSRF) vulnerability in Forms/PortForwarding_Edit_1 on the ZyXEL O2 DSL Router Classic allows remote attackers to hijack the authentication of administrators for requests that insert cross-site scripting (XSS) sequences via the PortRule_Name parameter.","status":"published","published":"2011-04-13T14:00:00Z","modified":"2024-08-06T22:05:53.496Z","updated_at":"2026-11-02T14:35:39.079595Z"}],"euvd":[{"id":"EUVD-2011-0758","description":"Cross-site request forgery (CSRF) vulnerability in Forms/PortForwarding_Edit_1 on the ZyXEL O2 DSL Router Classic allows remote attackers to hijack the authentication of administrators for requests that insert cross-site scripting (XSS) sequences via the PortRule_Name parameter.","status":"published","published":"2011-04-13T14:00:00Z","modified":"2024-08-06T22:05:53Z","updated_at":"2026-11-03T01:55:59.230529Z"}],"ghsa":[{"id":"GHSA-49wr-6x3m-4p8x","title":"Cross-site request forgery (CSRF) vulnerability in Forms/PortForwarding_Edit_1 on the ZyXEL O2...","description":"Cross-site request forgery (CSRF) vulnerability in Forms/PortForwarding_Edit_1 on the ZyXEL O2 DSL Router Classic allows remote attackers to hijack the authentication of administrators for requests that insert cross-site scripting (XSS) sequences via the PortRule_Name parameter.","status":"published","published":"2022-05-14T02:56:20Z","modified":"2023-02-02T05:06:55Z","cwes":["CWE-352"],"updated_at":"2026-11-02T14:52:23.774238Z"}],"nvd":[{"id":"CVE-2011-0746","description":"Cross-site request forgery (CSRF) vulnerability in Forms/PortForwarding_Edit_1 on the ZyXEL O2 DSL Router Classic allows remote attackers to hijack the authentication of administrators for requests that insert cross-site scripting (XSS) sequences via the PortRule_Name parameter.","status":"published","published":"2011-04-13T14:55:01.263Z","modified":"2026-06-16T23:27:59.833Z","cvss":[{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T14:02:07.221228Z"}]}}