{"id":"CVE-2022-31807","state":"PUBLISHED","title":"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 updat","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\".","publishedAt":"2025-05-23T15:03:38.535Z","updatedAt":"2025-12-09T10:44:02.318Z","severity":{"score":5.9,"label":"Medium","version":"4.0","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","source":"siemens"},"assigner":"siemens","products":["Siemens Building X - Security Manager Edge Controller (ACC-AP)"],"affected":[{"vendor":"Siemens","product":"Building X - Security Manager Edge Controller (ACC-AP)","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"*","versionType":"custom"}]}],"references":["https://cert-portal.siemens.com/productcert/html/ssa-367714.html","https://cert-portal.siemens.com/productcert/html/ssa-420375.html"],"weaknesses":["CWE-347"],"ingestedAt":"2026-10-29T19:50:06.617Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/31xxx/CVE-2022-31807.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-31807","state":"PUBLISHED","datePublished":"2025-05-23T15:03:38.535Z","dateUpdated":"2025-12-09T10:44:02.318Z","assignerShortName":"siemens","assignerOrgId":"cec7a2ec-15b4-4faf-bd53-b40f371f3a77","dateReserved":"2022-05-30T10:21:52.586Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"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\"."}],"affected":[{"vendor":"Siemens","product":"Building X - Security Manager Edge Controller (ACC-AP)","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"*","versionType":"custom"}]}],"references":[{"url":"https://cert-portal.siemens.com/productcert/html/ssa-367714.html"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-420375.html"}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","baseScore":6.2,"baseSeverity":"MEDIUM"}},{"cvssV4_0":{"version":"4.0","vectorString":"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","baseScore":5.9,"baseSeverity":"MEDIUM"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-347","lang":"en","description":"CWE-347: Improper Verification of Cryptographic Signature","type":"CWE"}]}],"providerMetadata":{"shortName":"siemens","orgId":"cec7a2ec-15b4-4faf-bd53-b40f371f3a77","dateUpdated":"2025-12-09T10:44:02.318Z"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-05-23T17:01:33.675785Z","id":"CVE-2022-31807","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-05-23T17:01:40.402Z"}}]}}}