{"id":"CVE-2023-50821","state":"PUBLISHED","title":"A vulnerability has been identified in SIMATIC PCS 7 V9.1 (All versions < V9.1 SP2 UC04), SIMATIC WinCC Runtime Professional V17 (All versions < V17 Update 8), SIMATIC WinCC Runtim","description":"A vulnerability has been identified in SIMATIC PCS 7 V9.1 (All versions < V9.1 SP2 UC04), SIMATIC WinCC Runtime Professional V17 (All versions < V17 Update 8), SIMATIC WinCC Runtime Professional V18 (All versions < V18 Update 4), SIMATIC WinCC Runtime Professional V19 (All versions < V19 Update 1), SIMATIC WinCC V7.5 (All versions < V7.5 SP2 Update 16), SIMATIC WinCC V8.0 (All versions < V8.0 Update 5). The affected products do not properly validate the input provided in the login dialog box. An attacker could leverage this vulnerability to cause a persistent denial of service condition.","publishedAt":"2024-04-09T08:34:35.452Z","updatedAt":"2025-02-26T18:41:29.599Z","severity":{"score":6.9,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","source":"siemens"},"assigner":"siemens","products":["Siemens SIMATIC PCS 7 V9.1","Siemens SIMATIC WinCC Runtime Professional V17","Siemens SIMATIC WinCC Runtime Professional V18","Siemens SIMATIC WinCC Runtime Professional V19","Siemens SIMATIC WinCC V7.5","Siemens SIMATIC WinCC V8.0"],"affected":[{"vendor":"Siemens","product":"SIMATIC PCS 7 V9.1","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"V9.1 SP2 UC04","versionType":"custom"}]},{"vendor":"Siemens","product":"SIMATIC WinCC Runtime Professional V17","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"V17 Update 8","versionType":"custom"}]},{"vendor":"Siemens","product":"SIMATIC WinCC Runtime Professional V18","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"V18 Update 4","versionType":"custom"}]},{"vendor":"Siemens","product":"SIMATIC WinCC Runtime Professional V19","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"V19 Update 1","versionType":"custom"}]},{"vendor":"Siemens","product":"SIMATIC WinCC V7.5","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"V7.5 SP2 Update 16","versionType":"custom"}]},{"vendor":"Siemens","product":"SIMATIC WinCC V8.0","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"V8.0 Update 5","versionType":"custom"}]}],"references":["https://cert-portal.siemens.com/productcert/html/ssa-730482.html"],"weaknesses":["CWE-120"],"ingestedAt":"2026-10-29T20:06:33.064Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/50xxx/CVE-2023-50821.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-50821","state":"PUBLISHED","datePublished":"2024-04-09T08:34:35.452Z","dateUpdated":"2025-02-26T18:41:29.599Z","assignerShortName":"siemens","assignerOrgId":"cec7a2ec-15b4-4faf-bd53-b40f371f3a77","dateReserved":"2023-12-14T15:44:45.770Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A vulnerability has been identified in SIMATIC PCS 7 V9.1 (All versions < V9.1 SP2 UC04), SIMATIC WinCC Runtime Professional V17 (All versions < V17 Update 8), SIMATIC WinCC Runtime Professional V18 (All versions < V18 Update 4), SIMATIC WinCC Runtime Professional V19 (All versions < V19 Update 1), SIMATIC WinCC V7.5 (All versions < V7.5 SP2 Update 16), SIMATIC WinCC V8.0 (All versions < V8.0 Update 5). The affected products do not properly validate the input provided in the login dialog box. An attacker could leverage this vulnerability to cause a persistent denial of service condition."}],"affected":[{"vendor":"Siemens","product":"SIMATIC PCS 7 V9.1","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"V9.1 SP2 UC04","versionType":"custom"}]},{"vendor":"Siemens","product":"SIMATIC WinCC Runtime Professional V17","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"V17 Update 8","versionType":"custom"}]},{"vendor":"Siemens","product":"SIMATIC WinCC Runtime Professional V18","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"V18 Update 4","versionType":"custom"}]},{"vendor":"Siemens","product":"SIMATIC WinCC Runtime Professional V19","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"V19 Update 1","versionType":"custom"}]},{"vendor":"Siemens","product":"SIMATIC WinCC V7.5","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"V7.5 SP2 Update 16","versionType":"custom"}]},{"vendor":"Siemens","product":"SIMATIC WinCC V8.0","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"V8.0 Update 5","versionType":"custom"}]}],"references":[{"url":"https://cert-portal.siemens.com/productcert/html/ssa-730482.html"}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C","baseScore":6.2,"baseSeverity":"MEDIUM"}},{"cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","baseScore":6.9,"baseSeverity":"MEDIUM"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-120","lang":"en","description":"CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')","type":"CWE"}]}],"providerMetadata":{"shortName":"siemens","orgId":"cec7a2ec-15b4-4faf-bd53-b40f371f3a77","dateUpdated":"2025-01-14T10:29:58.380Z"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://cert-portal.siemens.com/productcert/html/ssa-730482.html","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T22:23:44.213Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-08-12T13:48:36.486525Z","id":"CVE-2023-50821","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":"2025-02-26T18:41:29.599Z"}}]}}}