Unrated severityNVD Advisory· Published Nov 1, 2012· Updated Jun 16, 2026
CVE-2012-5409
CVE-2012-5409
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.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2cpe:2.3:a:siemens:sipass_integrated:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:siemens:sipass_integrated:*:*:*:*:*:*:*:*range: <=mp2.6
- (no CPE)range: <= MP2.6
Patches
Vulnerability mechanics
References
5- secunia.com/advisories/50900nvdVendor Advisory
- www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-938777.pdfnvdVendor Advisory
- ics-cert.us-cert.gov/advisories/ICSA-12-305-01nvd
- ioactive.com/pdfs/SIEMENS_Sipass_Integrated_Ethernet_Bus_Arbitrary_Pointer_Dereference_V4.pdfnvd
- www.osvdb.org/86129nvd
News mentions
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