{"id":"CVE-2013-7449","aliases":["DEBIAN-CVE-2013-7449","EUVD-2013-7213","GHSA-vcmj-h4g7-8fpr","UBUNTU-CVE-2013-7449"],"status":"published","title":"The ssl_do_connect function in common/server.c in HexChat before 2.10.2, XChat, and XChat-GNOME...","description":"The ssl_do_connect function in common/server.c in HexChat before 2.10.2, XChat, and XChat-GNOME does not verify that the server hostname matches a domain name in the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.","severity":{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00757,"percentile":0.55452,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-310"],"published":"2016-04-21T14:00:00Z","modified":"2026-09-01T20:03:19Z","fixes":[{"ecosystem":"Debian:12","package":"hexchat","fixed_in":["2.10.2-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"hexchat","fixed_in":["2.10.2-1"],"sources":["osv"]},{"ecosystem":"Ubuntu:14.04:LTS","package":"hexchat","fixed_in":["2.9.6.1-2ubuntu0.1"],"sources":["osv"]},{"ecosystem":"Ubuntu:14.04:LTS","package":"xchat-gnome","fixed_in":["1:0.30.0~git20131003.d20b8d+really20110821-0.2ubuntu12.2"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"hexchat","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.10.2-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"hexchat","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.10.2-1"}]}]},{"source":"osv","ecosystem":"Ubuntu:14.04:LTS","package":"hexchat","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.6.1-2ubuntu0.1"}]}],"versions":["2.9.6.1-1","2.9.6.1-1ubuntu1","2.9.6.1-2"]},{"source":"osv","ecosystem":"Ubuntu:14.04:LTS","package":"xchat-gnome","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:0.30.0~git20131003.d20b8d+really20110821-0.2ubuntu12.2"}]}],"versions":["1:0.30.0~git20110821.e2a400-0.2ubuntu9","1:0.30.0~git20110821.e2a400-0.2ubuntu10","1:0.30.0~git20110821.e2a400-0.2ubuntu11","1:0.30.0~git20110821.e2a400-0.2ubuntu12","1:0.30.0~git20131003.d20b8d-2ubuntu1","1:0.30.0~git20131003.d20b8d+really20110821-0.2ubuntu12","1:0.30.0~git20131003.d20b8d+really20110821-0.2ubuntu12.1"]}],"products":[{"vendor":"canonical","product":"ubuntu_linux"},{"vendor":"hexchat_project","product":"hexchat"},{"vendor":"xchat","product":"xchat"},{"vendor":"xchat","product":"xchat_gnome"}],"references":[{"url":"https://github.com/hexchat/hexchat/commit/c9b63f7f9be01692b03fa15275135a4910a7e02d","tags":["x_refsource_CONFIRM","x_transferred","fix"]},{"url":"http://www.ubuntu.com/usn/USN-2945-1","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred","advisory"]},{"url":"https://github.com/hexchat/hexchat/issues/524","tags":["x_refsource_CONFIRM","x_transferred","report"]},{"url":"http://hexchat.readthedocs.org/en/latest/changelog.html","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1081839","tags":["x_refsource_CONFIRM","x_transferred","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2013-7449"},{"url":"https://github.com/advisories/GHSA-vcmj-h4g7-8fpr"},{"url":"https://security-tracker.debian.org/tracker/CVE-2013-7449","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2013-7449","tags":["report"]},{"url":"http://seclists.org/oss-sec/2016/q2/17","tags":["report"]},{"url":"http://seclists.org/oss-sec/2015/q1/342","tags":["report"]},{"url":"https://launchpad.net/bugs/1565000","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2013-7449","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2013-7449","description":"The ssl_do_connect function in common/server.c in HexChat before 2.10.2, XChat, and XChat-GNOME does not verify that the server hostname matches a domain name in the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.","status":"published","published":"2016-04-21T14:00:00Z","modified":"2024-08-06T18:09:16.618Z","updated_at":"2026-11-02T14:34:59.222149Z"}],"euvd":[{"id":"EUVD-2013-7213","description":"The ssl_do_connect function in common/server.c in HexChat before 2.10.2, XChat, and XChat-GNOME does not verify that the server hostname matches a domain name in the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.","status":"published","published":"2016-04-21T14:00:00Z","modified":"2024-08-06T18:09:16Z","updated_at":"2026-11-03T01:56:23.526026Z"}],"ghsa":[{"id":"GHSA-vcmj-h4g7-8fpr","title":"The ssl_do_connect function in common/server.c in HexChat before 2.10.2, XChat, and XChat-GNOME...","description":"The ssl_do_connect function in common/server.c in HexChat before 2.10.2, XChat, and XChat-GNOME does not verify that the server hostname matches a domain name in the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.","status":"published","published":"2022-05-13T01:08:25Z","modified":"2023-02-01T05:03:17Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T14:50:02.739665Z"}],"nvd":[{"id":"CVE-2013-7449","description":"The ssl_do_connect function in common/server.c in HexChat before 2.10.2, XChat, and XChat-GNOME does not verify that the server hostname matches a domain name in the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.","status":"published","published":"2016-04-21T14:59:00.107Z","modified":"2026-06-17T00:01:58.983Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":5.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-310"],"updated_at":"2026-11-02T14:02:51.408338Z"}],"osv":[{"id":"CVE-2013-7449","description":"The ssl_do_connect function in common/server.c in HexChat before 2.10.2, XChat, and XChat-GNOME does not verify that the server hostname matches a domain name in the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.","status":"published","published":"2016-04-21T14:59:00Z","modified":"2026-04-10T03:44:34.755124Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:43:59.361892Z"},{"id":"DEBIAN-CVE-2013-7449","description":"The ssl_do_connect function in common/server.c in HexChat before 2.10.2, XChat, and XChat-GNOME does not verify that the server hostname matches a domain name in the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.","status":"published","published":"2016-04-21T14:59:00.107Z","modified":"2026-09-01T20:03:19.480806286Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:45:25.819707Z"},{"id":"UBUNTU-CVE-2013-7449","description":"The ssl_do_connect function in common/server.c in HexChat before 2.10.2, XChat, and XChat-GNOME does not verify that the server hostname matches a domain name in the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.","status":"published","published":"2016-04-21T14:59:00Z","modified":"2025-09-08T16:43:06Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:54:07.855521Z"}]}}