{"id":"CVE-2026-27663","aliases":["EUVD-2026-16179","GHSA-j3fp-8j72-vf4g"],"status":"published","title":"A vulnerability has been identified in CPCI85 Central Processing/Communication (All versions \u003c...","description":"A vulnerability has been identified in CPCI85 Central Processing/Communication (All versions \u003c V26.10), RTUM85 RTU Base (All versions \u003c V26.10). The affected application contains denial-of-service (DoS) vulnerability. The remote operation mode is susceptible to a resource exhaustion condition when subjected to a high volume of requests. Sending multiple requests can exhaust resources, preventing parameterization and requiring a reset or reboot to restore functionality.","severity":{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00282,"percentile":0.20994,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-770"],"published":"2026-03-26T14:03:20Z","modified":"2026-06-17T10:27:28Z","products":[{"vendor":"siemens","product":"cpci85 central processing/communication"},{"vendor":"siemens","product":"rtum85 rtu base"}],"references":[{"url":"https://cert-portal.siemens.com/productcert/html/ssa-246443.html"},{"url":"http://seclists.org/fulldisclosure/2026/Apr/6"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-27663"},{"url":"https://github.com/advisories/GHSA-j3fp-8j72-vf4g"}],"sources":{"cve":[{"id":"CVE-2026-27663","description":"A vulnerability has been identified in CPCI85 Central Processing/Communication (All versions \u003c V26.10), RTUM85 RTU Base (All versions \u003c V26.10). The affected application contains denial-of-service (DoS) vulnerability. The remote operation mode is susceptible to a resource exhaustion condition when subjected to a high volume of requests. Sending multiple requests can exhaust resources, preventing parameterization and requiring a reset or reboot to restore functionality.","status":"published","published":"2026-03-26T14:03:20.787Z","modified":"2026-04-14T18:24:38.079Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:19:49.199185Z"}],"euvd":[{"id":"EUVD-2026-16179","description":"A vulnerability has been identified in CPCI85 Central Processing/Communication (All versions \u003c V26.10), RTUM85 RTU Base (All versions \u003c V26.10). The affected application contains denial-of-service (DoS) vulnerability. The remote operation mode is susceptible to a resource exhaustion condition when subjected to a high volume of requests. Sending multiple requests can exhaust resources, preventing parameterization and requiring a reset or reboot to restore functionality.","status":"published","published":"2026-03-26T14:03:20Z","modified":"2026-04-14T18:24:38Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T19:24:25.607055Z"}],"ghsa":[{"id":"GHSA-j3fp-8j72-vf4g","title":"A vulnerability has been identified in CPCI85 Central Processing/Communication (All versions \u003c...","description":"A vulnerability has been identified in CPCI85 Central Processing/Communication (All versions \u003c V26.10), RTUM85 RTU Base (All versions \u003c V26.10). The affected application contains denial-of-service (DoS) vulnerability. The remote operation mode is susceptible to a resource exhaustion condition when subjected to a high volume of requests. Sending multiple requests can exhaust resources, preventing parameterization and requiring a reset or reboot to restore functionality.","status":"published","published":"2026-03-26T15:30:41Z","modified":"2026-04-14T21:31:41Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T15:07:30.088478Z"}],"nvd":[{"id":"CVE-2026-27663","description":"A vulnerability has been identified in CPCI85 Central Processing/Communication (All versions \u003c V26.10), RTUM85 RTU Base (All versions \u003c V26.10). The affected application contains denial-of-service (DoS) vulnerability. The remote operation mode is susceptible to a resource exhaustion condition when subjected to a high volume of requests. Sending multiple requests can exhaust resources, preventing parameterization and requiring a reset or reboot to restore functionality.","status":"published","published":"2026-03-26T15:16:34.147Z","modified":"2026-06-17T10:27:28.997Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:12:11.678711Z"}]}}