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CVE Record

CVE-2012-3016: Siemens SIMATIC S7-400 PN CPU devices with firmware 6 before 6.0.3 allow remote attackers to cause a denial...

Siemens SIMATIC S7-400 PN CPU devices with firmware 6 before 6.0.3 allow remote attackers to cause a denial of service (defect-mode transition and service outage) via crafted ICMP packets.

UnknownCVSS not scoredNot KEV-listedUpdated
Glexia's TakeAutomated analysis

Security readout for executives and security teams

This issue can make affected Siemens SIMATIC S7-400 PN CPUs stop providing service after receiving specially crafted ICMP traffic. In business terms, the risk is operational disruption to automation systems, not data theft. The public bundle identifies vulnerable firmware as version 6 before 6.0.3. Exposure is likely limited to environments that operate Siemens SIMATIC S7-400 PN CPUs with firmware 6 earlier than 6.0.3 and allow ICMP traffic to reach those controllers. Internet exposure is not stated in the sources and should not be assumed. Prioritize remediation for production OT networks where affected controllers support critical operations. The main business risk is process interruption or service outage. Treat as urgent if controllers are reachable from broad corporate, remote access, or external network paths. Mitigation focus: Identify SIMATIC S7-400 PN CPUs and record exact firmware versions.; Upgrade affected firmware 6 deployments to 6.0.3 or later where applicable.; Review the Siemens advisory for product-specific remediation guidance..

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Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

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0CVSS vectors
0Timeline events
0ADP providers
2Source links

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Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

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