{"id":"UBUNTU-CVE-2022-28352","details":"WeeChat (aka Wee Enhanced Environment for Chat) 3.2 to 3.4 before 3.4.1 does not properly verify the TLS certificate of the server, after certain GnuTLS options are changed, which allows man-in-the-middle attackers to spoof a TLS chat server via an arbitrary certificate. NOTE: this only affects situations where weechat.network.gnutls_ca_system or weechat.network.gnutls_ca_user is changed without a WeeChat restart.","modified":"2026-04-22T13:22:00.914500Z","published":"2022-04-02T17:15:00Z","upstream":["CVE-2022-28352"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-28352"},{"type":"REPORT","url":"https://weechat.org/doc/security/WSA-2022-1/"},{"type":"REPORT","url":"https://github.com/weechat/weechat/issues/1763"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2022-28352"}],"affected":[{"package":{"name":"weechat","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/weechat@1.4-2ubuntu0.1+esm1?arch=source&distro=esm-apps/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.3-1","1.3-1build1","1.4-1","1.4-1build1","1.4-1build2","1.4-2","1.4-2ubuntu0.1","1.4-2ubuntu0.1+esm1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.4-2ubuntu0.1+esm1","binary_name":"weechat"},{"binary_version":"1.4-2ubuntu0.1+esm1","binary_name":"weechat-core"},{"binary_version":"1.4-2ubuntu0.1+esm1","binary_name":"weechat-curses"},{"binary_version":"1.4-2ubuntu0.1+esm1","binary_name":"weechat-plugins"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-28352.json"}},{"package":{"name":"weechat","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/weechat@1.9.1-1ubuntu1+esm1?arch=source&distro=esm-apps/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.9.1-1","1.9.1-1build1","1.9.1-1ubuntu1","1.9.1-1ubuntu1+esm1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.9.1-1ubuntu1+esm1","binary_name":"weechat"},{"binary_version":"1.9.1-1ubuntu1+esm1","binary_name":"weechat-core"},{"binary_version":"1.9.1-1ubuntu1+esm1","binary_name":"weechat-curses"},{"binary_version":"1.9.1-1ubuntu1+esm1","binary_name":"weechat-plugins"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-28352.json"}},{"package":{"name":"weechat","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/weechat@2.8-1ubuntu0.1~esm1?arch=source&distro=esm-apps/focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.6-2","2.6-2build1","2.6-2build2","2.6-2ubuntu1","2.6-2ubuntu2","2.8-1","2.8-1ubuntu0.1~esm1"],"ecosystem_specific":{"binaries":[{"binary_version":"2.8-1ubuntu0.1~esm1","binary_name":"weechat"},{"binary_version":"2.8-1ubuntu0.1~esm1","binary_name":"weechat-core"},{"binary_version":"2.8-1ubuntu0.1~esm1","binary_name":"weechat-curses"},{"binary_version":"2.8-1ubuntu0.1~esm1","binary_name":"weechat-guile"},{"binary_version":"2.8-1ubuntu0.1~esm1","binary_name":"weechat-headless"},{"binary_version":"2.8-1ubuntu0.1~esm1","binary_name":"weechat-lua"},{"binary_version":"2.8-1ubuntu0.1~esm1","binary_name":"weechat-perl"},{"binary_version":"2.8-1ubuntu0.1~esm1","binary_name":"weechat-php"},{"binary_version":"2.8-1ubuntu0.1~esm1","binary_name":"weechat-plugins"},{"binary_version":"2.8-1ubuntu0.1~esm1","binary_name":"weechat-python"},{"binary_version":"2.8-1ubuntu0.1~esm1","binary_name":"weechat-ruby"},{"binary_version":"2.8-1ubuntu0.1~esm1","binary_name":"weechat-tcl"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-28352.json"}},{"package":{"name":"weechat","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/weechat@3.5-1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.3-1","3.3-1ubuntu1","3.4-2","3.4-2build1","3.4-2build2","3.4.1-1","3.5-1"],"ecosystem_specific":{"binaries":[{"binary_version":"3.5-1","binary_name":"weechat"},{"binary_version":"3.5-1","binary_name":"weechat-core"},{"binary_version":"3.5-1","binary_name":"weechat-curses"},{"binary_version":"3.5-1","binary_name":"weechat-guile"},{"binary_version":"3.5-1","binary_name":"weechat-headless"},{"binary_version":"3.5-1","binary_name":"weechat-lua"},{"binary_version":"3.5-1","binary_name":"weechat-perl"},{"binary_version":"3.5-1","binary_name":"weechat-php"},{"binary_version":"3.5-1","binary_name":"weechat-plugins"},{"binary_version":"3.5-1","binary_name":"weechat-python"},{"binary_version":"3.5-1","binary_name":"weechat-ruby"},{"binary_version":"3.5-1","binary_name":"weechat-tcl"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-28352.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N"},{"type":"Ubuntu","score":"medium"}]}