{"id":"CVE-2020-5883","aliases":["EUVD-2020-27037","GHSA-ff3g-xwxx-9mv3"],"status":"published","title":"On BIG-IP 15.0.0-15.0.1, 14.1.0-14.1.2.3, 14.0.0-14.0.1, and 13.1.0-13.1.3.1, when a virtual...","description":"On BIG-IP 15.0.0-15.0.1, 14.1.0-14.1.2.3, 14.0.0-14.0.1, and 13.1.0-13.1.3.1, when a virtual server is configured with HTTP explicit proxy and has an attached HTTP_PROXY_REQUEST iRule, POST requests sent to the virtual server cause an xdata memory leak.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01309,"percentile":0.7081,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-401","CWE-772"],"published":"2020-04-30T20:48:18Z","modified":"2026-06-17T03:22:23Z","products":[{"vendor":"f5","product":"big-ip"},{"vendor":"f5","product":"big-ip_access_policy_manager"},{"vendor":"f5","product":"big-ip_advanced_firewall_manager"},{"vendor":"f5","product":"big-ip_application_acceleration_manager"},{"vendor":"f5","product":"big-ip_application_security_manager"},{"vendor":"f5","product":"big-ip_edge_gateway"},{"vendor":"f5","product":"big-ip_fraud_protection_service"},{"vendor":"f5","product":"big-ip_link_controller"},{"vendor":"f5","product":"big-ip_local_traffic_manager"},{"vendor":"f5","product":"big-ip_policy_enforcement_manager"},{"vendor":"f5","product":"big-ip_webaccelerator"}],"references":[{"url":"https://support.f5.com/csp/article/K12234501","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-5883"},{"url":"https://github.com/advisories/GHSA-ff3g-xwxx-9mv3"}],"sources":{"cve":[{"id":"CVE-2020-5883","description":"On BIG-IP 15.0.0-15.0.1, 14.1.0-14.1.2.3, 14.0.0-14.0.1, and 13.1.0-13.1.3.1, when a virtual server is configured with HTTP explicit proxy and has an attached HTTP_PROXY_REQUEST iRule, POST requests sent to the virtual server cause an xdata memory leak.","status":"published","published":"2020-04-30T20:48:18Z","modified":"2024-08-04T08:47:40.52Z","updated_at":"2026-11-02T14:35:47.877975Z"}],"euvd":[{"id":"EUVD-2020-27037","description":"On BIG-IP 15.0.0-15.0.1, 14.1.0-14.1.2.3, 14.0.0-14.0.1, and 13.1.0-13.1.3.1, when a virtual server is configured with HTTP explicit proxy and has an attached HTTP_PROXY_REQUEST iRule, POST requests sent to the virtual server cause an xdata memory leak.","status":"published","published":"2020-04-30T20:48:18Z","modified":"2024-08-04T08:47:40Z","updated_at":"2026-11-03T03:08:05.176275Z"}],"ghsa":[{"id":"GHSA-ff3g-xwxx-9mv3","title":"On BIG-IP 15.0.0-15.0.1, 14.1.0-14.1.2.3, 14.0.0-14.0.1, and 13.1.0-13.1.3.1, when a virtual...","description":"On BIG-IP 15.0.0-15.0.1, 14.1.0-14.1.2.3, 14.0.0-14.0.1, and 13.1.0-13.1.3.1, when a virtual server is configured with HTTP explicit proxy and has an attached HTTP_PROXY_REQUEST iRule, POST requests sent to the virtual server cause an xdata memory leak.","status":"published","published":"2022-05-24T17:17:01Z","modified":"2023-01-29T05:02:31Z","cwes":["CWE-772"],"updated_at":"2026-11-02T14:45:06.66766Z"}],"nvd":[{"id":"CVE-2020-5883","description":"On BIG-IP 15.0.0-15.0.1, 14.1.0-14.1.2.3, 14.0.0-14.0.1, and 13.1.0-13.1.3.1, when a virtual server is configured with HTTP explicit proxy and has an attached HTTP_PROXY_REQUEST iRule, POST requests sent to the virtual server cause an xdata memory leak.","status":"published","published":"2020-04-30T21:15:17.087Z","modified":"2026-06-17T03:22:23.503Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-401"],"updated_at":"2026-11-02T14:05:59.718774Z"}]}}