Summary
SIPROTEC 4 7SJ66 devices are affected by multiple security vulnerabilities due to the underlying Wind River VxWorks network stack. This stack is affected by nine of the eleven vulnerabilities that are also known as "URGENT/11".
The vulnerabilities could allow an attacker to execute a variety of exploits for the purpose of denial of service (DoS), data extraction, remote code execution, etc. targeting availability, integrity and confidentiality of the devices and data.
Siemens has released a new version for SIPROTEC 4 7SJ66 and recommends to update to the latest version.
Vulnerabilities 9
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Unscored —
Wind River VxWorks has a Buffer Overflow in the TCP component (issue 1 of 4). This is a IPNET security vulnerability: T…
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Unscored —CVE-2019-12256 EPSS 27%
Wind River VxWorks 6.9 and vx7 has a Buffer Overflow in the IPv4 component. There is an IPNET security vulnerability: S…
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Unscored —
Wind River VxWorks 6.6 through vx7 has Session Fixation in the TCP component. This is a IPNET security vulnerability: D…
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Unscored —CVE-2019-12259 EPSS 16%
Wind River VxWorks 6.6, 6.7, 6.8, 6.9 and vx7 has an array index error in the IGMPv3 client component. There is an IPNE…
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Unscored —CVE-2019-12260 EPSS 23%
Wind River VxWorks 6.9 and vx7 has a Buffer Overflow in the TCP component (issue 2 of 4). This is an IPNET security vul…
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Unscored —
Wind River VxWorks 6.7 though 6.9 and vx7 has a Buffer Overflow in the TCP component (issue 3 of 4). This is an IPNET s…
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Unscored —
Wind River VxWorks 6.6, 6.7, 6.8, 6.9 and 7 has Incorrect Access Control in the RARP client component. IPNET security v…
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Unscored —
Wind River VxWorks 6.9.4 and vx7 has a Buffer Overflow in the TCP component (issue 4 of 4). There is an IPNET security …
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Unscored —CVE-2019-12265 EPSS 60%
Wind River VxWorks 6.5, 6.6, 6.7, 6.8, 6.9.3 and 6.9.4 has a Memory Leak in the IGMPv3 client component. There is an IP…
Revision history
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Publication Date
References
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SSA-617233: Urgent/11 TCP/IP Stack Vulnerabilities in SIPROTEC 4 7SJ66 Devices - HTML Version
https://cert-portal.siemens.com/productcert/html/ssa-617233.html
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SSA-617233: Urgent/11 TCP/IP Stack Vulnerabilities in SIPROTEC 4 7SJ66 Devices - PDF Version
https://cert-portal.siemens.com/productcert/pdf/ssa-617233.pdf
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SSA-617233: Urgent/11 TCP/IP Stack Vulnerabilities in SIPROTEC 4 7SJ66 Devices - TXT Version
https://cert-portal.siemens.com/productcert/txt/ssa-617233.txt