{"id":"CVE-2012-3017","aliases":["EUVD-2012-2995","GHSA-rc3f-3j2w-cf6h"],"status":"published","title":"Siemens SIMATIC S7-400 PN CPU devices with firmware 5.x allow remote attackers to cause a denial...","description":"Siemens SIMATIC S7-400 PN CPU devices with firmware 5.x allow remote attackers to cause a denial of service (defect-mode transition and service outage) via (1) malformed HTTP traffic or (2) malformed IP packets.","severity":{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.03464,"percentile":0.89136,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119"],"published":"2012-07-31T10:00:00Z","modified":"2026-06-16T23:42:31Z","products":[{"vendor":"siemens","product":"simatic_s7-400_cpu_414-3_pn\\/dp"},{"vendor":"siemens","product":"simatic_s7-400_cpu_416-3_pn\\/dp"},{"vendor":"siemens","product":"simatic_s7-400_cpu_416f-3_pn\\/dp"},{"vendor":"siemens","product":"simatic_s7-400_cpu_firmware"}],"references":[{"url":"http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-617264.pdf","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"http://www.us-cert.gov/control_systems/pdf/ICSA-12-212-02.pdf","tags":["x_refsource_MISC","x_transferred","US Government Resource"]},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-617264.pdf","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2012-3017"},{"url":"https://github.com/advisories/GHSA-rc3f-3j2w-cf6h"}],"sources":{"cve":[{"id":"CVE-2012-3017","description":"Siemens SIMATIC S7-400 PN CPU devices with firmware 5.x allow remote attackers to cause a denial of service (defect-mode transition and service outage) via (1) malformed HTTP traffic or (2) malformed IP packets.","status":"published","published":"2012-07-31T10:00:00Z","modified":"2024-08-06T19:50:05.567Z","updated_at":"2026-11-02T14:34:50.615647Z"}],"euvd":[{"id":"EUVD-2012-2995","description":"Siemens SIMATIC S7-400 PN CPU devices with firmware 5.x allow remote attackers to cause a denial of service (defect-mode transition and service outage) via (1) malformed HTTP traffic or (2) malformed IP packets.","status":"published","published":"2012-07-31T10:00:00Z","modified":"2024-08-06T19:50:05Z","updated_at":"2026-11-03T01:56:12.278388Z"}],"ghsa":[{"id":"GHSA-rc3f-3j2w-cf6h","title":"Siemens SIMATIC S7-400 PN CPU devices with firmware 5.x allow remote attackers to cause a denial...","description":"Siemens SIMATIC S7-400 PN CPU devices with firmware 5.x allow remote attackers to cause a denial of service (defect-mode transition and service outage) via (1) malformed HTTP traffic or (2) malformed IP packets.","status":"published","published":"2022-05-13T01:27:25Z","modified":"2023-02-01T05:07:33Z","cwes":["CWE-119"],"updated_at":"2026-11-02T14:50:33.974767Z"}],"nvd":[{"id":"CVE-2012-3017","description":"Siemens SIMATIC S7-400 PN CPU devices with firmware 5.x allow remote attackers to cause a denial of service (defect-mode transition and service outage) via (1) malformed HTTP traffic or (2) malformed IP packets.","status":"published","published":"2012-07-31T10:45:42.403Z","modified":"2026-06-16T23:42:31.3Z","cvss":[{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:02:15.188652Z"}]}}