{"id":"CVE-2009-3045","aliases":["EUVD-2009-3029","GHSA-gchf-737v-546c"],"status":"published","title":"Opera before 10.00 trusts root X.509 certificates signed with the MD2 algorithm, which makes it...","description":"Opera before 10.00 trusts root X.509 certificates signed with the MD2 algorithm, which makes it easier for man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted server certificate.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01006,"percentile":0.63256,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-310"],"published":"2009-09-02T17:00:00Z","modified":"2026-06-16T23:10:47Z","products":[{"vendor":"opera","product":"opera_browser"}],"references":[{"url":"http://www.opera.com/docs/changelogs/freebsd/1000/","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6442","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"http://www.opera.com/docs/changelogs/solaris/1000/","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.opera.com/docs/changelogs/linux/1000/","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.opera.com/support/kb/view/933/","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"http://www.opera.com/docs/changelogs/windows/1000/","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.opera.com/docs/changelogs/mac/1000/","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-3045"},{"url":"http://www.opera.com/docs/changelogs/freebsd/1000"},{"url":"http://www.opera.com/docs/changelogs/linux/1000"},{"url":"http://www.opera.com/docs/changelogs/mac/1000"},{"url":"http://www.opera.com/docs/changelogs/solaris/1000"},{"url":"http://www.opera.com/docs/changelogs/windows/1000"},{"url":"http://www.opera.com/support/kb/view/933"},{"url":"https://github.com/advisories/GHSA-gchf-737v-546c"}],"sources":{"cve":[{"id":"CVE-2009-3045","description":"Opera before 10.00 trusts root X.509 certificates signed with the MD2 algorithm, which makes it easier for man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted server certificate.","status":"published","published":"2009-09-02T17:00:00Z","modified":"2024-08-07T06:14:56.111Z","updated_at":"2026-11-02T14:33:23.749891Z"}],"euvd":[{"id":"EUVD-2009-3029","description":"Opera before 10.00 trusts root X.509 certificates signed with the MD2 algorithm, which makes it easier for man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted server certificate.","status":"published","published":"2009-09-02T17:00:00Z","modified":"2024-08-07T06:14:56Z","updated_at":"2026-11-03T01:39:15.098818Z"}],"ghsa":[{"id":"GHSA-gchf-737v-546c","title":"Opera before 10.00 trusts root X.509 certificates signed with the MD2 algorithm, which makes it...","description":"Opera before 10.00 trusts root X.509 certificates signed with the MD2 algorithm, which makes it easier for man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted server certificate.","status":"published","published":"2022-05-02T03:41:19Z","modified":"2025-04-09T04:14:51Z","updated_at":"2026-11-02T15:01:01.075702Z"}],"nvd":[{"id":"CVE-2009-3045","description":"Opera before 10.00 trusts root X.509 certificates signed with the MD2 algorithm, which makes it easier for man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted server certificate.","status":"published","published":"2009-09-02T17:30:01.017Z","modified":"2026-06-16T23:10:47.53Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-310"],"updated_at":"2026-11-02T14:01:36.596719Z"}]}}