{"id":"CVE-2009-2702","aliases":["DEBIAN-CVE-2009-2702","DSA-1916-1","EUVD-2009-2693","GHSA-65q5-4r9q-gp26"],"status":"published","title":"KDE KSSL in kdelibs 3.5.4, 4.2.4, and 4.3 does not properly handle a '\\0' character in a domain...","description":"KDE KSSL in kdelibs 3.5.4, 4.2.4, and 4.3 does not properly handle a '\\0' character in a domain name in the Subject Alternative Name field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.","severity":{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01257,"percentile":0.69746,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-310"],"published":"2009-09-08T18:00:00Z","modified":"2026-06-16T23:10:04Z","fixes":[{"ecosystem":"Debian:4.0","package":"kdelibs","fixed_in":["4:3.5.5a.dfsg.1-8etch3"],"sources":["osv"]},{"ecosystem":"Debian:5.0","package":"kdelibs","fixed_in":["4:3.5.10.dfsg.1-0lenny3"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:4.0","package":"kdelibs","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4:3.5.5a.dfsg.1-8etch3"}]}],"versions":["4:3.5.5a.dfsg.1-8","4:3.5.5a.dfsg.1-8etch1","4:3.5.5a.dfsg.1-8etch2"]},{"source":"osv","ecosystem":"Debian:5.0","package":"kdelibs","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4:3.5.10.dfsg.1-0lenny3"}]}],"versions":["4:3.5.10.dfsg.1-0lenny1","4:3.5.10.dfsg.1-0lenny2"]}],"products":[{"vendor":"kde","product":"kdelibs"}],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=520661","tags":["x_refsource_CONFIRM","x_transferred","report"]},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2009:330","tags":["vendor-advisory","x_refsource_MANDRIVA","x_transferred","advisory"]},{"url":"http://secunia.com/advisories/36468","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory","advisory"]},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2011:162","tags":["vendor-advisory","x_refsource_MANDRIVA","x_transferred","advisory"]},{"url":"http://www.vupen.com/english/advisories/2009/2532","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-2702"},{"url":"https://github.com/advisories/GHSA-65q5-4r9q-gp26"}],"sources":{"cve":[{"id":"CVE-2009-2702","description":"KDE KSSL in kdelibs 3.5.4, 4.2.4, and 4.3 does not properly handle a '\\0' character in a domain name in the Subject Alternative Name field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.","status":"published","published":"2009-09-08T18:00:00Z","modified":"2024-08-07T05:59:56.979Z","updated_at":"2026-11-02T14:33:23.041383Z"}],"euvd":[{"id":"EUVD-2009-2693","description":"KDE KSSL in kdelibs 3.5.4, 4.2.4, and 4.3 does not properly handle a '\\0' character in a domain name in the Subject Alternative Name field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.","status":"published","published":"2009-09-08T18:00:00Z","modified":"2024-08-07T05:59:56Z","updated_at":"2026-11-03T01:39:16.555521Z"}],"ghsa":[{"id":"GHSA-65q5-4r9q-gp26","title":"KDE KSSL in kdelibs 3.5.4, 4.2.4, and 4.3 does not properly handle a '\\0' character in a domain...","description":"KDE KSSL in kdelibs 3.5.4, 4.2.4, and 4.3 does not properly handle a '\\0' character in a domain name in the Subject Alternative Name field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.","status":"published","published":"2022-05-02T03:37:59Z","modified":"2023-01-31T05:08:00Z","updated_at":"2026-11-02T14:49:18.929475Z"}],"nvd":[{"id":"CVE-2009-2702","description":"KDE KSSL in kdelibs 3.5.4, 4.2.4, and 4.3 does not properly handle a '\\0' character in a domain name in the Subject Alternative Name field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.","status":"published","published":"2009-09-08T18:30:00.28Z","modified":"2026-06-16T23:10:04.173Z","cvss":[{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-310"],"updated_at":"2026-11-02T14:01:36.596719Z"}],"osv":[{"id":"CVE-2009-2702","description":"KDE KSSL in kdelibs 3.5.4, 4.2.4, and 4.3 does not properly handle a '\\0' character in a domain name in the Subject Alternative Name field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.","status":"withdrawn","published":"2009-09-08T18:30:00Z","modified":"2024-06-04T04:00:19Z","updated_at":"2026-11-02T15:43:57.714116Z"},{"id":"DSA-1916-1","title":"kdelibs - SSL certificate verification weakness","status":"published","published":"2009-10-23T00:00:00Z","modified":"2026-03-09T01:19:56.970456Z","updated_at":"2026-11-02T15:46:14.734124Z"}]}}