Vulnerability Details CVE-2012-5409
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.354
EPSS Ranking 96.8%
CVSS Severity
CVSS v2 Score 10.0
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
- 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 affected by CVE-2012-5409
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cpe:2.3:a:siemens:sipass_integrated:2.65
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cpe:2.3:a:siemens:sipass_integrated:2.76
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cpe:2.3:a:siemens:sipass_integrated:2.80
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cpe:2.3:a:siemens:sipass_integrated:2.85