{"cve":"CVE-2012-5409","nvd":{"published":"2012-11-01T10:44:47.717","modified":"2026-06-16T23:46:47.813","status":"Modified","description":"AscoServer.exe in the server in Siemens SiPass integrated MP2.6 and earlier does not properly handle IOCP RPC messages received over an Ethernet network, which allows remote attackers to write data to any memory location and consequently execute arbitrary code via crafted messages, as demonstrated by an arbitrary pointer dereference attack or a buffer overflow attack.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-119"],"references":["http://ics-cert.us-cert.gov/advisories/ICSA-12-305-01","http://ioactive.com/pdfs/SIEMENS_Sipass_Integrated_Ethernet_Bus_Arbitrary_Pointer_Dereference_V4.pdf","http://secunia.com/advisories/50900","http://www.osvdb.org/86129","http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-938777.pdf"],"products":["siemens:sipass_integrated"],"source":"nvd","synced_at":"2026-10-19T20:25:53.526315492+00:00"},"epss":{"cve":"CVE-2012-5409","score":0.15788,"percentile":0.96875,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}