{"id":"CVE-2013-2780","aliases":["EUVD-2013-2719","GHSA-fqm2-qmjg-3r68"],"status":"published","title":"Siemens SIMATIC S7-1200 PLCs 2.x and 3.x allow remote attackers to cause a denial of service ...","description":"Siemens SIMATIC S7-1200 PLCs 2.x and 3.x allow remote attackers to cause a denial of service (defect-mode transition and control outage) via crafted packets to UDP port 161 (aka the SNMP port).","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":"2026-11-09","score":0.02392,"percentile":0.8409,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2013-04-22T01:00:00Z","modified":"2026-06-16T23:53:57Z","products":[{"vendor":"siemens","product":"simatic_s7-1200_cpu_1211c_firmware"},{"vendor":"siemens","product":"simatic_s7-1200_cpu_1212c_firmware"},{"vendor":"siemens","product":"simatic_s7-1200_cpu_1212fc_firmware"},{"vendor":"siemens","product":"simatic_s7-1200_cpu_1214_fc_firmware"},{"vendor":"siemens","product":"simatic_s7-1200_cpu_1214c_firmware"},{"vendor":"siemens","product":"simatic_s7-1200_cpu_1215_fc_firmware"},{"vendor":"siemens","product":"simatic_s7-1200_cpu_1215c_firmware"},{"vendor":"siemens","product":"simatic_s7-1200_cpu_1217c_firmware"},{"vendor":"siemens","product":"simatic_s7-1200_firmware"}],"references":[{"url":"http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-724606.pdf","tags":["x_refsource_CONFIRM","x_transferred","Broken Link","Vendor Advisory"]},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-724606.pdf","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2013-2780"},{"url":"https://github.com/advisories/GHSA-fqm2-qmjg-3r68"}],"sources":{"cve":[{"id":"CVE-2013-2780","description":"Siemens SIMATIC S7-1200 PLCs 2.x and 3.x allow remote attackers to cause a denial of service (defect-mode transition and control outage) via crafted packets to UDP port 161 (aka the SNMP port).","status":"published","published":"2013-04-22T01:00:00Z","modified":"2024-08-06T15:44:33.607Z","updated_at":"2026-11-02T14:34:56.19172Z"}],"euvd":[{"id":"EUVD-2013-2719","description":"Siemens SIMATIC S7-1200 PLCs 2.x and 3.x allow remote attackers to cause a denial of service (defect-mode transition and control outage) via crafted packets to UDP port 161 (aka the SNMP port).","status":"published","published":"2013-04-22T01:00:00Z","modified":"2024-08-06T15:44:33Z","updated_at":"2026-11-03T01:56:37.731533Z"}],"ghsa":[{"id":"GHSA-fqm2-qmjg-3r68","title":"Siemens SIMATIC S7-1200 PLCs 2.x and 3.x allow remote attackers to cause a denial of service ...","description":"Siemens SIMATIC S7-1200 PLCs 2.x and 3.x allow remote attackers to cause a denial of service (defect-mode transition and control outage) via crafted packets to UDP port 161 (aka the SNMP port).","status":"published","published":"2022-05-13T01:04:08Z","modified":"2023-02-01T05:02:49Z","updated_at":"2026-11-02T14:49:58.498747Z"}],"nvd":[{"id":"CVE-2013-2780","description":"Siemens SIMATIC S7-1200 PLCs 2.x and 3.x allow remote attackers to cause a denial of service (defect-mode transition and control outage) via crafted packets to UDP port 161 (aka the SNMP port).","status":"published","published":"2013-04-22T03:27:13.063Z","modified":"2026-06-16T23:53:57.403Z","cvss":[{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:02:25.704053Z"}]}}