{"containers":{"cna":{"affected":[{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}],"descriptions":[{"lang":"en","value":"GNU libidn2 before 2.2.0 fails to perform the roundtrip checks specified in RFC3490 Section 4.2 when converting A-labels to U-labels. This makes it possible in some circumstances for one domain to impersonate another. By creating a malicious domain that matches a target domain except for the inclusion of certain punycoded Unicode characters (that would be discarded when converted first to a Unicode label and then back to an ASCII label), arbitrary domains can be impersonated."}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2020-03-30T16:06:10.000Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","shortName":"mitre"},"references":[{"tags":["x_refsource_MISC"],"url":"https://gitlab.com/libidn/libidn2/merge_requests/71"},{"tags":["x_refsource_MISC"],"url":"https://gitlab.com/libidn/libidn2/commit/241e8f486134793cb0f4a5b0e5817a97883401f5"},{"tags":["x_refsource_CONFIRM"],"url":"https://gitlab.com/libidn/libidn2/commit/614117ef6e4c60e1950d742e3edf0a0ef8d389de"},{"name":"USN-4168-1","tags":["vendor-advisory","x_refsource_UBUNTU"],"url":"https://usn.ubuntu.com/4168-1/"},{"name":"FEDORA-2019-f454c7a118","tags":["vendor-advisory","x_refsource_FEDORA"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U6ZXL2RDNQRAHCMKWPOMJFKYJ344X4HL/"},{"name":"FEDORA-2019-20e9736c97","tags":["vendor-advisory","x_refsource_FEDORA"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3UFT76Y7OSGPZV3EBEHD6ISVUM3DLARM/"},{"name":"FEDORA-2019-28d3cd20c0","tags":["vendor-advisory","x_refsource_FEDORA"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KXDKYWFV6N2HHVSE67FFDM7G3FEL2ZNE/"},{"name":"FEDORA-2019-1ebb5c928e","tags":["vendor-advisory","x_refsource_FEDORA"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RSI4TI2JTQWQ3YEUX5X36GTVGKO4QKZ5/"},{"name":"openSUSE-SU-2019:2611","tags":["vendor-advisory","x_refsource_SUSE"],"url":"http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00009.html"},{"name":"openSUSE-SU-2019:2613","tags":["vendor-advisory","x_refsource_SUSE"],"url":"http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00008.html"},{"name":"FEDORA-2019-160303ebeb","tags":["vendor-advisory","x_refsource_FEDORA"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ONG3GJRRJO35COPGVJXXSZLU4J5Y42AT/"},{"name":"GLSA-202003-63","tags":["vendor-advisory","x_refsource_GENTOO"],"url":"https://security.gentoo.org/glsa/202003-63"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2019-12290","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"GNU libidn2 before 2.2.0 fails to perform the roundtrip checks specified in RFC3490 Section 4.2 when converting A-labels to U-labels. This makes it possible in some circumstances for one domain to impersonate another. By creating a malicious domain that matches a target domain except for the inclusion of certain punycoded Unicode characters (that would be discarded when converted first to a Unicode label and then back to an ASCII label), arbitrary domains can be impersonated."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"https://gitlab.com/libidn/libidn2/merge_requests/71","refsource":"MISC","url":"https://gitlab.com/libidn/libidn2/merge_requests/71"},{"name":"https://gitlab.com/libidn/libidn2/commit/241e8f486134793cb0f4a5b0e5817a97883401f5","refsource":"MISC","url":"https://gitlab.com/libidn/libidn2/commit/241e8f486134793cb0f4a5b0e5817a97883401f5"},{"name":"https://gitlab.com/libidn/libidn2/commit/614117ef6e4c60e1950d742e3edf0a0ef8d389de","refsource":"CONFIRM","url":"https://gitlab.com/libidn/libidn2/commit/614117ef6e4c60e1950d742e3edf0a0ef8d389de"},{"name":"USN-4168-1","refsource":"UBUNTU","url":"https://usn.ubuntu.com/4168-1/"},{"name":"FEDORA-2019-f454c7a118","refsource":"FEDORA","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/U6ZXL2RDNQRAHCMKWPOMJFKYJ344X4HL/"},{"name":"FEDORA-2019-20e9736c97","refsource":"FEDORA","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3UFT76Y7OSGPZV3EBEHD6ISVUM3DLARM/"},{"name":"FEDORA-2019-28d3cd20c0","refsource":"FEDORA","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KXDKYWFV6N2HHVSE67FFDM7G3FEL2ZNE/"},{"name":"FEDORA-2019-1ebb5c928e","refsource":"FEDORA","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RSI4TI2JTQWQ3YEUX5X36GTVGKO4QKZ5/"},{"name":"openSUSE-SU-2019:2611","refsource":"SUSE","url":"http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00009.html"},{"name":"openSUSE-SU-2019:2613","refsource":"SUSE","url":"http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00008.html"},{"name":"FEDORA-2019-160303ebeb","refsource":"FEDORA","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ONG3GJRRJO35COPGVJXXSZLU4J5Y42AT/"},{"name":"GLSA-202003-63","refsource":"GENTOO","url":"https://security.gentoo.org/glsa/202003-63"}]}}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-04T23:17:39.504Z"},"title":"CVE Program Container","references":[{"tags":["x_refsource_MISC","x_transferred"],"url":"https://gitlab.com/libidn/libidn2/merge_requests/71"},{"tags":["x_refsource_MISC","x_transferred"],"url":"https://gitlab.com/libidn/libidn2/commit/241e8f486134793cb0f4a5b0e5817a97883401f5"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://gitlab.com/libidn/libidn2/commit/614117ef6e4c60e1950d742e3edf0a0ef8d389de"},{"name":"USN-4168-1","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred"],"url":"https://usn.ubuntu.com/4168-1/"},{"name":"FEDORA-2019-f454c7a118","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U6ZXL2RDNQRAHCMKWPOMJFKYJ344X4HL/"},{"name":"FEDORA-2019-20e9736c97","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3UFT76Y7OSGPZV3EBEHD6ISVUM3DLARM/"},{"name":"FEDORA-2019-28d3cd20c0","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KXDKYWFV6N2HHVSE67FFDM7G3FEL2ZNE/"},{"name":"FEDORA-2019-1ebb5c928e","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RSI4TI2JTQWQ3YEUX5X36GTVGKO4QKZ5/"},{"name":"openSUSE-SU-2019:2611","tags":["vendor-advisory","x_refsource_SUSE","x_transferred"],"url":"http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00009.html"},{"name":"openSUSE-SU-2019:2613","tags":["vendor-advisory","x_refsource_SUSE","x_transferred"],"url":"http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00008.html"},{"name":"FEDORA-2019-160303ebeb","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred"],"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ONG3GJRRJO35COPGVJXXSZLU4J5Y42AT/"},{"name":"GLSA-202003-63","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred"],"url":"https://security.gentoo.org/glsa/202003-63"}]}]},"cveMetadata":{"assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","assignerShortName":"mitre","cveId":"CVE-2019-12290","datePublished":"2019-10-22T15:14:06.000Z","dateReserved":"2019-05-22T00:00:00.000Z","dateUpdated":"2024-08-04T23:17:39.504Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"}