{ "containers": { "cna": { "affected": [ { "product": "https://github.com/curl/curl", "vendor": "n/a", "versions": [ { "status": "affected", "version": "7.63.0 to and including 7.75.0" } ] } ], "descriptions": [ { "lang": "en", "value": "curl 7.63.0 to and including 7.75.0 includes vulnerability that allows a malicious HTTPS proxy to MITM a connection due to bad handling of TLS 1.3 session tickets. When using a HTTPS proxy and TLS 1.3, libcurl can confuse session tickets arriving from the HTTPS proxy but work as if they arrived from the remote server and then wrongly \"short-cut\" the host handshake. When confusing the tickets, a HTTPS proxy can trick libcurl to use the wrong session ticket resume for the host and thereby circumvent the server TLS certificate check and make a MITM attack to be possible to perform unnoticed. Note that such a malicious HTTPS proxy needs to provide a certificate that curl will accept for the MITMed server for an attack to work - unless curl has been told to ignore the server certificate check." } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-300", "description": "Man-in-the-Middle (CWE-300)", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2022-03-08T14:08:39", "orgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1", "shortName": "hackerone" }, "references": [ { "tags": [ "x_refsource_MISC" ], "url": "https://hackerone.com/reports/1129529" }, { "tags": [ "x_refsource_MISC" ], "url": "https://curl.se/docs/CVE-2021-22890.html" }, { "name": "FEDORA-2021-cab5c9befb", "tags": [ "vendor-advisory", "x_refsource_FEDORA" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ITVWPVGLFISU5BJC2BXBRYSDXTXE2YGC/" }, { "name": "FEDORA-2021-065371f385", "tags": [ "vendor-advisory", "x_refsource_FEDORA" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KQUIOYX2KUU6FIUZVB5WWZ6JHSSYSQWJ/" }, { "name": "FEDORA-2021-26a293c72b", "tags": [ "vendor-advisory", "x_refsource_FEDORA" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2ZC5BMIOKLBQJSFCHEDN2G2C2SH274BP/" }, { "name": "GLSA-202105-36", "tags": [ "vendor-advisory", "x_refsource_GENTOO" ], "url": "https://security.gentoo.org/glsa/202105-36" }, { "tags": [ "x_refsource_MISC" ], "url": "https://www.oracle.com//security-alerts/cpujul2021.html" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://security.netapp.com/advisory/ntap-20210521-0007/" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf" } ], "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "support@hackerone.com", "ID": "CVE-2021-22890", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "https://github.com/curl/curl", "version": { "version_data": [ { "version_value": "7.63.0 to and including 7.75.0" } ] } } ] }, "vendor_name": "n/a" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "curl 7.63.0 to and including 7.75.0 includes vulnerability that allows a malicious HTTPS proxy to MITM a connection due to bad handling of TLS 1.3 session tickets. When using a HTTPS proxy and TLS 1.3, libcurl can confuse session tickets arriving from the HTTPS proxy but work as if they arrived from the remote server and then wrongly \"short-cut\" the host handshake. When confusing the tickets, a HTTPS proxy can trick libcurl to use the wrong session ticket resume for the host and thereby circumvent the server TLS certificate check and make a MITM attack to be possible to perform unnoticed. Note that such a malicious HTTPS proxy needs to provide a certificate that curl will accept for the MITMed server for an attack to work - unless curl has been told to ignore the server certificate check." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "Man-in-the-Middle (CWE-300)" } ] } ] }, "references": { "reference_data": [ { "name": "https://hackerone.com/reports/1129529", "refsource": "MISC", "url": "https://hackerone.com/reports/1129529" }, { "name": "https://curl.se/docs/CVE-2021-22890.html", "refsource": "MISC", "url": "https://curl.se/docs/CVE-2021-22890.html" }, { "name": "FEDORA-2021-cab5c9befb", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ITVWPVGLFISU5BJC2BXBRYSDXTXE2YGC/" }, { "name": "FEDORA-2021-065371f385", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KQUIOYX2KUU6FIUZVB5WWZ6JHSSYSQWJ/" }, { "name": "FEDORA-2021-26a293c72b", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2ZC5BMIOKLBQJSFCHEDN2G2C2SH274BP/" }, { "name": "GLSA-202105-36", "refsource": "GENTOO", "url": "https://security.gentoo.org/glsa/202105-36" }, { "name": "https://www.oracle.com//security-alerts/cpujul2021.html", "refsource": "MISC", "url": "https://www.oracle.com//security-alerts/cpujul2021.html" }, { "name": "https://security.netapp.com/advisory/ntap-20210521-0007/", "refsource": "CONFIRM", "url": "https://security.netapp.com/advisory/ntap-20210521-0007/" }, { "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf", "refsource": "CONFIRM", "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf" } ] } } }, "adp": [ { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T18:58:25.687Z" }, "title": "CVE Program Container", "references": [ { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://hackerone.com/reports/1129529" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://curl.se/docs/CVE-2021-22890.html" }, { "name": "FEDORA-2021-cab5c9befb", "tags": [ "vendor-advisory", "x_refsource_FEDORA", "x_transferred" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ITVWPVGLFISU5BJC2BXBRYSDXTXE2YGC/" }, { "name": "FEDORA-2021-065371f385", "tags": [ "vendor-advisory", "x_refsource_FEDORA", "x_transferred" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KQUIOYX2KUU6FIUZVB5WWZ6JHSSYSQWJ/" }, { "name": "FEDORA-2021-26a293c72b", "tags": [ "vendor-advisory", "x_refsource_FEDORA", "x_transferred" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2ZC5BMIOKLBQJSFCHEDN2G2C2SH274BP/" }, { "name": "GLSA-202105-36", "tags": [ "vendor-advisory", "x_refsource_GENTOO", "x_transferred" ], "url": "https://security.gentoo.org/glsa/202105-36" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://www.oracle.com//security-alerts/cpujul2021.html" }, { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "https://security.netapp.com/advisory/ntap-20210521-0007/" }, { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf" } ] } ] }, "cveMetadata": { "assignerOrgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1", "assignerShortName": "hackerone", "cveId": "CVE-2021-22890", "datePublished": "2021-04-01T17:46:17", "dateReserved": "2021-01-06T00:00:00", "dateUpdated": "2024-08-03T18:58:25.687Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }