{"id":"CVE-2024-5661","aliases":["EUVD-2024-46835","GHSA-f2p4-q7ff-2gr3"],"status":"published","title":"Potential Denial of Service affecting XenServer and Citrix Hypervisor","description":"An issue has been identified in both XenServer 8 and Citrix Hypervisor 8.2 CU1 LTSR which may allow a malicious administrator of a guest VM to cause the host to become slow and/or unresponsive.","severity":{"version":"3.1","score":6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00171,"percentile":0.06523,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2024-06-13T05:58:45Z","modified":"2026-06-17T08:16:23Z","products":[{"vendor":"citrix","product":"citrix hypervisor"},{"vendor":"citrix","product":"hypervisor"},{"vendor":"citrix","product":"xenserver"}],"references":[{"url":"https://support.citrix.com/article/CTX677100/xenserver-and-citrix-hypervisor-security-update-for-cve20245661","tags":["x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-5661"},{"url":"https://github.com/advisories/GHSA-f2p4-q7ff-2gr3"}],"sources":{"cve":[{"id":"CVE-2024-5661","title":"Potential Denial of Service affecting XenServer and Citrix Hypervisor","description":"An issue has been identified in both XenServer 8 and Citrix Hypervisor 8.2 CU1 LTSR which may allow a malicious administrator of a guest VM to cause the host to become slow and/or unresponsive.","status":"published","published":"2024-06-13T05:58:45.694Z","modified":"2024-10-28T19:54:43.633Z","cvss":[{"version":"3.1","score":6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H","level":"medium","assessor":"adp"}],"updated_at":"2026-11-02T14:34:01.286506Z"}],"euvd":[{"id":"EUVD-2024-46835","description":"An issue has been identified in both XenServer 8 and Citrix Hypervisor 8.2 CU1 LTSR which may allow a malicious administrator of a guest VM to cause the host to become slow and/or unresponsive.","status":"published","published":"2024-06-13T05:58:45Z","modified":"2024-10-28T19:54:43Z","cvss":[{"version":"3.1","score":6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-03T00:05:15.649433Z"}],"ghsa":[{"id":"GHSA-f2p4-q7ff-2gr3","title":"An issue has been identified in both XenServer 8 and Citrix Hypervisor 8.2 CU1 LTSR which may...","description":"An issue has been identified in both XenServer 8 and Citrix Hypervisor 8.2 CU1 LTSR which may allow a malicious administrator of a guest VM to cause the host to become slow and/or unresponsive.","status":"published","published":"2024-06-13T06:30:53Z","modified":"2024-07-02T21:33:10Z","cvss":[{"version":"3.1","score":6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T14:57:33.266743Z"}],"nvd":[{"id":"CVE-2024-5661","description":"An issue has been identified in both XenServer 8 and Citrix Hypervisor 8.2 CU1 LTSR which may allow a malicious administrator of a guest VM to cause the host to become slow and/or unresponsive.","status":"published","published":"2024-06-13T06:15:12.487Z","modified":"2026-06-17T08:16:23.15Z","cvss":[{"version":"3.1","score":6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"3.1","score":6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"updated_at":"2026-11-02T14:10:04.804473Z"}]}}