{"id":"CVE-2016-3403","aliases":["EUVD-2016-4429","GHSA-hvwj-rr9f-hc9j"],"status":"published","title":"Multiple cross-site request forgery (CSRF) vulnerabilities in the Admin Console in Zimbra...","description":"Multiple cross-site request forgery (CSRF) vulnerabilities in the Admin Console in Zimbra Collaboration before 8.6.0 Patch 8 allow remote attackers to hijack the authentication of administrators for requests that (1) add, (2) modify, or (3) remove accounts by leveraging failure to use of a CSRF token and perform referer header checks, aka bugs 100885 and 100899.","severity":{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01372,"percentile":0.72142,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-352"],"published":"2017-05-17T14:00:00Z","modified":"2026-06-17T00:45:37Z","products":[{"vendor":"synacor","product":"zimbra_collaboration_suite"}],"references":[{"url":"http://www.securityfocus.com/bid/95383","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://wiki.zimbra.com/wiki/Zimbra_Releases/8.6_Patch_8","tags":["x_refsource_CONFIRM","x_transferred","Patch","Release Notes"]},{"url":"https://bugzilla.zimbra.com/show_bug.cgi?id=100899","tags":["x_refsource_CONFIRM","x_transferred","Issue Tracking"]},{"url":"https://bugzilla.zimbra.com/show_bug.cgi?id=100885","tags":["x_refsource_CONFIRM","x_transferred","Issue Tracking"]},{"url":"https://wiki.zimbra.com/wiki/Zimbra_Releases/8.7.0","tags":["x_refsource_CONFIRM","x_transferred","Release Notes"]},{"url":"http://seclists.org/fulldisclosure/2017/Jan/30","tags":["mailing-list","x_refsource_FULLDISC","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://sysdream.com/news/lab/2017-01-12-cve-2016-3403-multiple-csrf-in-zimbra-administration-interface/","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-3403"},{"url":"https://sysdream.com/news/lab/2017-01-12-cve-2016-3403-multiple-csrf-in-zimbra-administration-interface"},{"url":"https://github.com/advisories/GHSA-hvwj-rr9f-hc9j"}],"sources":{"cve":[{"id":"CVE-2016-3403","description":"Multiple cross-site request forgery (CSRF) vulnerabilities in the Admin Console in Zimbra Collaboration before 8.6.0 Patch 8 allow remote attackers to hijack the authentication of administrators for requests that (1) add, (2) modify, or (3) remove accounts by leveraging failure to use of a CSRF token and perform referer header checks, aka bugs 100885 and 100899.","status":"published","published":"2017-05-17T14:00:00Z","modified":"2024-08-05T23:56:13.367Z","updated_at":"2026-11-02T14:33:33.758954Z"}],"euvd":[{"id":"EUVD-2016-4429","description":"Multiple cross-site request forgery (CSRF) vulnerabilities in the Admin Console in Zimbra Collaboration before 8.6.0 Patch 8 allow remote attackers to hijack the authentication of administrators for requests that (1) add, (2) modify, or (3) remove accounts by leveraging failure to use of a CSRF token and perform referer header checks, aka bugs 100885 and 100899.","status":"published","published":"2017-05-17T14:00:00Z","modified":"2024-08-05T23:56:13Z","updated_at":"2026-11-03T02:22:50.077805Z"}],"ghsa":[{"id":"GHSA-hvwj-rr9f-hc9j","title":"Multiple cross-site request forgery (CSRF) vulnerabilities in the Admin Console in Zimbra...","description":"Multiple cross-site request forgery (CSRF) vulnerabilities in the Admin Console in Zimbra Collaboration before 8.6.0 Patch 8 allow remote attackers to hijack the authentication of administrators for requests that (1) add, (2) modify, or (3) remove accounts by leveraging failure to use of a CSRF token and perform referer header checks, aka bugs 100885 and 100899.","status":"published","published":"2022-05-13T01:26:01Z","modified":"2025-04-20T03:38:51Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T15:01:46.283604Z"}],"nvd":[{"id":"CVE-2016-3403","description":"Multiple cross-site request forgery (CSRF) vulnerabilities in the Admin Console in Zimbra Collaboration before 8.6.0 Patch 8 allow remote attackers to hijack the authentication of administrators for requests that (1) add, (2) modify, or (3) remove accounts by leveraging failure to use of a CSRF token and perform referer header checks, aka bugs 100885 and 100899.","status":"published","published":"2017-05-17T14:29:00.29Z","modified":"2026-06-17T00:45:37.217Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T14:03:38.290327Z"}]}}