{"id":"CVE-2021-37161","aliases":["EUVD-2021-23735","GHSA-44g7-cc5h-5758"],"status":"published","title":"A buffer overflow issue was discovered in the HMI3 Control Panel contained within the Swisslog...","description":"A buffer overflow issue was discovered in the HMI3 Control Panel contained within the Swisslog Healthcare Nexus Panel, operated by released versions of software before Nexus Software 7.2.5.7. A buffer overflow allows an attacker to overwrite an internal queue data structure and can lead to remote code execution.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.03264,"percentile":0.88487,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2021-08-02T12:42:47Z","modified":"2026-06-17T04:00:10Z","products":[{"vendor":"swisslog-healthcare","product":"hmi-3_control_panel_firmware"}],"references":[{"url":"https://www.swisslog-healthcare.com","tags":["x_refsource_MISC","x_transferred","Product"]},{"url":"https://www.armis.com/PwnedPiper","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://www.swisslog-healthcare.com/en-us/customer-care/security-information/cve-disclosures#:~:text=CVE%20Disclosures%20%20%20%20Vulnerability%20Name%20%2C%20%20CVE-2021-37164%20%204%20more%20rows%20","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://www.swisslog-healthcare.com/-/media/swisslog-healthcare/documents/customer-service/armis-documents/cve-2021-37161-bulletin---underflow-in-udprxthread.pdf?rev=9395dad86d0b4811ae4a9e37f0568c2e\u0026hash=3D8571C7A3DCC8B7D8DCB89C2DA4BB8D","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-37161"},{"url":"https://www.swisslog-healthcare.com/en-us/customer-care/security-information/cve-disclosures#:~:text=CVE%20Disclosures%20%20%20%20Vulnerability%20Name%20,%20%20CVE-2021-37164%20%204%20more%20rows%20"},{"url":"https://github.com/advisories/GHSA-44g7-cc5h-5758"}],"sources":{"cve":[{"id":"CVE-2021-37161","description":"A buffer overflow issue was discovered in the HMI3 Control Panel contained within the Swisslog Healthcare Nexus Panel, operated by released versions of software before Nexus Software 7.2.5.7. A buffer overflow allows an attacker to overwrite an internal queue data structure and can lead to remote code execution.","status":"published","published":"2021-08-02T12:42:47Z","modified":"2024-08-04T01:16:03.967Z","updated_at":"2026-11-02T14:32:58.359368Z"}],"euvd":[{"id":"EUVD-2021-23735","description":"A buffer overflow issue was discovered in the HMI3 Control Panel contained within the Swisslog Healthcare Nexus Panel, operated by released versions of software before Nexus Software 7.2.5.7. A buffer overflow allows an attacker to overwrite an internal queue data structure and can lead to remote code execution.","status":"published","published":"2021-08-02T12:42:47Z","modified":"2024-08-04T01:16:03Z","updated_at":"2026-11-03T03:24:28.314716Z"}],"ghsa":[{"id":"GHSA-44g7-cc5h-5758","title":"A buffer overflow issue was discovered in the HMI3 Control Panel contained within the Swisslog...","description":"A buffer overflow issue was discovered in the HMI3 Control Panel contained within the Swisslog Healthcare Nexus Panel, operated by released versions of software before Nexus Software 7.2.5.7. A buffer overflow allows an attacker to overwrite an internal queue data structure and can lead to remote code execution.","status":"published","published":"2022-05-24T19:09:35Z","modified":"2023-01-30T05:01:11Z","cwes":["CWE-120"],"updated_at":"2026-11-02T14:46:21.550142Z"}],"nvd":[{"id":"CVE-2021-37161","description":"A buffer overflow issue was discovered in the HMI3 Control Panel contained within the Swisslog Healthcare Nexus Panel, operated by released versions of software before Nexus Software 7.2.5.7. A buffer overflow allows an attacker to overwrite an internal queue data structure and can lead to remote code execution.","status":"published","published":"2021-08-02T13:15:07.737Z","modified":"2026-06-17T04:00:10.24Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:06:56.562207Z"}]}}