{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-32737","assignerOrgId":"cec7a2ec-15b4-4faf-bd53-b40f371f3a77","state":"PUBLISHED","assignerShortName":"siemens","dateReserved":"2023-05-12T13:16:47.721Z","datePublished":"2024-07-09T12:04:28.195Z","dateUpdated":"2025-08-27T20:32:53.574Z"},"containers":{"cna":{"providerMetadata":{"orgId":"cec7a2ec-15b4-4faf-bd53-b40f371f3a77","shortName":"siemens","dateUpdated":"2024-07-09T12:04:28.195Z"},"descriptions":[{"lang":"en","value":"A vulnerability has been identified in SIMATIC STEP 7 Safety V18 (All versions < V18 Update 2). Affected applications do not properly restrict the .NET BinaryFormatter when deserializing user-controllable input. This could allow an attacker to cause a type confusion and execute arbitrary code within the affected application.\r\n\r\nThis is the same issue that exists for .NET BinaryFormatter https://docs.microsoft.com/en-us/visualstudio/code-quality/ca2300."}],"affected":[{"vendor":"Siemens","product":"SIMATIC STEP 7 Safety V18","versions":[{"status":"affected","version":"0","lessThan":"V18 Update 2","versionType":"custom"}],"defaultStatus":"unknown"}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C","baseScore":6.3,"baseSeverity":"MEDIUM"}},{"cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","baseScore":7,"baseSeverity":"HIGH"}}],"problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-502","description":"CWE-502: Deserialization of Untrusted Data","type":"CWE"}]}],"references":[{"url":"https://cert-portal.siemens.com/productcert/html/ssa-313039.html"}]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2023-32737","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2024-07-09T13:30:19.087742Z"}}}],"affected":[{"cpes":["cpe:2.3:a:siemens:simatic_step_7:*:*:*:*:*:*:*:*"],"vendor":"siemens","product":"simatic_step_7","versions":[{"status":"affected","version":"0","lessThan":"18","versionType":"custom"}],"defaultStatus":"unknown"}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-08-27T20:32:53.574Z"}},{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-02T15:25:36.731Z"},"title":"CVE Program Container","references":[{"url":"https://cert-portal.siemens.com/productcert/html/ssa-313039.html","tags":["x_transferred"]}]}]}}