{"id":"CVE-2022-31807","aliases":["EUVD-2022-54259","GHSA-33j7-6p7h-f87g"],"status":"published","title":"A vulnerability has been identified in SiPass integrated AC5102 (ACC-G2) (All versions), SiPass...","description":"A vulnerability has been identified in Building X - Security Manager Edge Controller (ACC-AP) (All versions). Affected devices do not properly check the integrity of firmware updates. This could allow a local attacker to upload a maliciously modified firmware onto the device. In a second scenario, a remote attacker who is able to intercept the transfer of a valid firmware from the server to the device could modify the firmware \"on the fly\".","severity":{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00163,"percentile":0.0556,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-347"],"published":"2025-05-23T15:03:38Z","modified":"2026-06-17T04:46:20Z","products":[{"vendor":"siemens","product":"building x - security manager edge controller (acc-ap)"},{"vendor":"siemens","product":"sipass_integrated_ac5102_\\(acc-g2\\)_firmware"},{"vendor":"siemens","product":"sipass_integrated_acc-ap_firmware"}],"references":[{"url":"https://cert-portal.siemens.com/productcert/html/ssa-367714.html","tags":["Vendor Advisory"]},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-420375.html"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-31807"},{"url":"https://github.com/advisories/GHSA-33j7-6p7h-f87g"}],"sources":{"cve":[{"id":"CVE-2022-31807","description":"A vulnerability has been identified in Building X - Security Manager Edge Controller (ACC-AP) (All versions). Affected devices do not properly check the integrity of firmware updates. This could allow a local attacker to upload a maliciously modified firmware onto the device. In a second scenario, a remote attacker who is able to intercept the transfer of a valid firmware from the server to the device could modify the firmware \"on the fly\".","status":"published","published":"2025-05-23T15:03:38.535Z","modified":"2025-12-09T10:44:02.318Z","cvss":[{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":6.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-347"],"updated_at":"2026-11-02T14:34:35.615708Z"}],"euvd":[{"id":"EUVD-2022-54259","description":"A vulnerability has been identified in Building X - Security Manager Edge Controller (ACC-AP) (All versions). Affected devices do not properly check the integrity of firmware updates. This could allow a local attacker to upload a maliciously modified firmware onto the device. In a second scenario, a remote attacker who is able to intercept the transfer of a valid firmware from the server to the device could modify the firmware \"on the fly\".","status":"published","published":"2025-05-23T15:03:38Z","modified":"2025-12-09T10:44:02Z","cvss":[{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T19:49:08.541096Z"}],"ghsa":[{"id":"GHSA-33j7-6p7h-f87g","title":"A vulnerability has been identified in SiPass integrated AC5102 (ACC-G2) (All versions), SiPass...","description":"A vulnerability has been identified in SiPass integrated AC5102 (ACC-G2) (All versions), SiPass integrated ACC-AP (All versions). Affected devices do not properly check the integrity of firmware updates. This could allow a local attacker to upload a maliciously modified firmware onto the device. In a second scenario, a remote attacker who is able to intercept the transfer of a valid firmware from the server to the device could modify the firmware \"on the fly\".","status":"published","published":"2025-05-23T15:31:16Z","modified":"2025-12-09T18:31:33Z","cvss":[{"version":"4.0","score":8.2,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"},{"version":"3.1","score":6.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"medium"}],"cwes":["CWE-347"],"updated_at":"2026-11-02T15:05:07.56832Z"}],"nvd":[{"id":"CVE-2022-31807","description":"A vulnerability has been identified in Building X - Security Manager Edge Controller (ACC-AP) (All versions). Affected devices do not properly check the integrity of firmware updates. This could allow a local attacker to upload a maliciously modified firmware onto the device. In a second scenario, a remote attacker who is able to intercept the transfer of a valid firmware from the server to the device could modify the firmware \"on the fly\".","status":"published","published":"2025-05-23T15:15:21.22Z","modified":"2026-06-17T04:46:20.877Z","cvss":[{"version":"4.0","score":5.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-347"],"updated_at":"2026-11-02T14:07:42.374052Z"}]}}