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Vulnerability record · CVE-2014-2909 · published 25 April 2014

CVE-2014-2909: Siemens simatic s7 cpu 1200 firmware code injection vulnerability

Siemens · Simatic S7 Cpu 1200 Firmware

CRLF injection vulnerability in the integrated web server on Siemens SIMATIC S7-1200 CPU devices 2.x and 3.x allows remote attackers to inject arbitrary HTTP headers via unspecified vectors.

5.8 CVSS 2.0 Medium EPSS 2.4% · top 16.5% CWE-94 · Code injection
5.8CVSS 2.0 base score
2.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
6Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

CRLF injection vulnerability in the integrated web server on Siemens SIMATIC S7-1200 CPU devices 2.x and 3.x allows remote attackers to inject arbitrary HTTP headers via unspecified vectors.

AV:N/AC:M/Au:N/C:N/I:P/A:P

Affected products

6 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://ics-cert.us-cert.gov/advisories/ICSA-14-114-02 US Government Resource
http://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-892012.pdf Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-892012.pdf
http://ics-cert.us-cert.gov/advisories/ICSA-14-114-02 US Government Resource
http://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-892012.pdf Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-892012.pdf

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.3CVE-2014-2250Siemens simatic s7 cpu 1200 firmware vulnerabilityThe random-number generator on Siemens SIMATIC S7-1200 CPU PLC devices with firmware before 4.0 does not have sufficient entropy, which makes it easi…EPSS 3.2%7.8CVE-2014-2254Siemens simatic s7 cpu 1200 firmware vulnerabilitySiemens SIMATIC S7-1200 CPU PLC devices with firmware before 4.0 allow remote attackers to cause a denial of service (defect-mode transition) via cra…EPSS 4.6%7.8CVE-2014-2256Siemens simatic s7 cpu 1200 firmware vulnerabilitySiemens SIMATIC S7-1200 CPU PLC devices with firmware before 4.0 allow remote attackers to cause a denial of service (defect-mode transition) via cra…EPSS 3.6%7.8CVE-2014-2258Siemens simatic s7 cpu 1200 firmware vulnerabilitySiemens SIMATIC S7-1200 CPU PLC devices with firmware before 4.0 allow remote attackers to cause a denial of service (defect-mode transition) via cra…EPSS 4.6%6.5CVE-2016-2846Siemens simatic s7 cpu 1200 firmware vulnerabilitySiemens SIMATIC S7-1200 CPU devices before 4.0 allow remote attackers to bypass a "user program block" protection mechanism via unspecified vectors.EPSS 1.7%6.1CVE-2014-2252Siemens simatic s7 cpu 1200 firmware vulnerabilitySiemens SIMATIC S7-1200 CPU PLC devices with firmware before 4.0 allow remote attackers to cause a denial of service (defect-mode transition) via cra…EPSS 1.3%4.3CVE-2014-2908Siemens simatic s7 cpu 1200 firmware cross-site scripting vulnerabilityCross-site scripting (XSS) vulnerability in the integrated web server on Siemens SIMATIC S7-1200 CPU devices 2.x and 3.x allows remote attackers to i…EPSS 21%8.8CVE-2026-65660Microsoft sharepoint server code injection vulnerabilityImproper control of generation of code ('code injection') in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.KEVEPSS 2.1%

Source: NIST National Vulnerability Database (record CVE-2014-2909), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.