Vulnerability Details : CVE-2012-3017
Siemens SIMATIC S7-400 PN CPU devices with firmware 5.x allow remote attackers to cause a denial of service (defect-mode transition and service outage) via (1) malformed HTTP traffic or (2) malformed IP packets.
Vulnerability category: OverflowDenial of service
Products affected by CVE-2012-3017
- cpe:2.3:o:siemens:simatic_s7-400_cpu_firmware:5.0:*:*:*:*:*:*:*
- cpe:2.3:h:siemens:simatic_s7-400_cpu_414-3_pn\/dp:*:*:*:*:*:*:*:*
- cpe:2.3:h:siemens:simatic_s7-400_cpu_416-3_pn\/dp:*:*:*:*:*:*:*:*
- cpe:2.3:h:siemens:simatic_s7-400_cpu_416f-3_pn\/dp:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2012-3017
0.58%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 78 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2012-3017
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
7.8
|
HIGH | AV:N/AC:L/Au:N/C:N/I:N/A:C |
10.0
|
6.9
|
NIST |
CWE ids for CVE-2012-3017
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The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2012-3017
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http://www.us-cert.gov/control_systems/pdf/ICSA-12-212-02.pdf
404 - File Not Found | CISAUS Government Resource
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http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-617264.pdf
Vendor Advisory
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https://cert-portal.siemens.com/productcert/pdf/ssa-617264.pdf
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