{"id":"CVE-2009-4028","state":"PUBLISHED","title":"The vio_verify_callback function in viosslfactories.c in MySQL 5.0.x before 5.0.88 and 5.1.x before 5.1.41, when OpenSSL is used, accepts a value of zero for the depth of X.509 cer","description":"The vio_verify_callback function in viosslfactories.c in MySQL 5.0.x before 5.0.88 and 5.1.x before 5.1.41, when OpenSSL is used, accepts a value of zero for the depth of X.509 certificates, which allows man-in-the-middle attackers to spoof arbitrary SSL-based MySQL servers via a crafted certificate, as demonstrated by a certificate presented by a server linked against the yaSSL library.","publishedAt":"2009-11-30T17:00:00.000Z","updatedAt":"2024-08-07T06:45:50.954Z","severity":null,"assigner":"redhat","products":["n/a n/a"],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":["https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8510","http://www.redhat.com/support/errata/RHSA-2010-0109.html","http://www.vupen.com/english/advisories/2010/1107","http://lists.opensuse.org/opensuse-security-announce/2010-05/msg00001.html","http://www.openwall.com/lists/oss-security/2009/11/19/3","http://lists.mysql.com/commits/87446","http://dev.mysql.com/doc/refman/5.1/en/news-5-1-41.html","http://dev.mysql.com/doc/refman/5.0/en/news-5-0-88.html","http://marc.info/?l=oss-security&m=125881733826437&w=2","https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10940","http://bugs.mysql.com/47320","http://www.openwall.com/lists/oss-security/2009/11/23/16"],"weaknesses":[],"ingestedAt":"2026-10-29T19:39:26.132Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2009/4xxx/CVE-2009-4028.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2009-4028","state":"PUBLISHED","datePublished":"2009-11-30T17:00:00.000Z","dateUpdated":"2024-08-07T06:45:50.954Z","assignerShortName":"redhat","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateReserved":"2009-11-20T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"The vio_verify_callback function in viosslfactories.c in MySQL 5.0.x before 5.0.88 and 5.1.x before 5.1.41, when OpenSSL is used, accepts a value of zero for the depth of X.509 certificates, which allows man-in-the-middle attackers to spoof arbitrary SSL-based MySQL servers via a crafted certificate, as demonstrated by a certificate presented by a server linked against the yaSSL library."}],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":[{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8510","name":"oval:org.mitre.oval:def:8510","tags":["vdb-entry","signature","x_refsource_OVAL"]},{"url":"http://www.redhat.com/support/errata/RHSA-2010-0109.html","name":"RHSA-2010:0109","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"http://www.vupen.com/english/advisories/2010/1107","name":"ADV-2010-1107","tags":["vdb-entry","x_refsource_VUPEN"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2010-05/msg00001.html","name":"SUSE-SR:2010:011","tags":["vendor-advisory","x_refsource_SUSE"]},{"url":"http://www.openwall.com/lists/oss-security/2009/11/19/3","name":"[oss-security] 20091119 mysql-5.1.41","tags":["mailing-list","x_refsource_MLIST"]},{"url":"http://lists.mysql.com/commits/87446","name":"[commits] 20091020 bzr commit into mysql-4.1 branch (joro:2709) Bug#47320","tags":["mailing-list","x_refsource_MLIST"]},{"url":"http://dev.mysql.com/doc/refman/5.1/en/news-5-1-41.html","tags":["x_refsource_CONFIRM"]},{"url":"http://dev.mysql.com/doc/refman/5.0/en/news-5-0-88.html","tags":["x_refsource_CONFIRM"]},{"url":"http://marc.info/?l=oss-security&m=125881733826437&w=2","name":"[oss-security] 20091121 CVE Request - 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