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Medium severity5.9NVD Advisory· Published Dec 17, 2016· Updated Jun 17, 2026

CVE-2016-9159

CVE-2016-9159

Description

A vulnerability has been identified in SIMATIC S7-300 CPU family (All versions), SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions), SIMATIC S7-400 PN/DP V6 and below CPU family (incl. SIPLUS variants) (All versions), SIMATIC S7-400 PN/DP V7 CPU family (incl. SIPLUS variants) (All versions), SIMATIC S7-400 V6 and earlier CPU family (All versions), SIMATIC S7-400 V7 CPU family (All versions), SIMATIC S7-410 V8 CPU family (All versions), SIMATIC S7-410 V8 CPU family (incl. SIPLUS variants) (All versions). An attacker with network access to port 102/tcp (ISO-TSAP) or via Profibus could obtain credentials from the PLC if protection-level 2 is configured on the affected devices.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

13
  • Siemens Foundation/SIMATIC S7-300 CPU family2 versions
    cpe:2.3:o:siemens:simatic_s7-300_cpu_firmware:-:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:siemens:simatic_s7-300_cpu_firmware:-:*:*:*:*:*:*:*
    • (no CPE)range: All versions
  • Siemens Foundation/Simatic S7 400 CPU Firmware
    cpe:2.3:o:siemens:simatic_s7-400_cpu_firmware:-:*:*:*:*:*:*:*
  • Siemens Foundation/SIMATIC S7-400 PN/DPllm-create
    Range: V6 and below, V7
  • Siemens Foundation/SIMATIC S7-400llm-fuzzy
    Range: V6 and earlier, V7, V8
  • Siemens AG/SIMATIC S7-300 CPU familyv5
    Range: All versions
  • Siemens AG/SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants)v5
    Range: All versions
  • Siemens AG/SIMATIC S7-400 PN/DP V6 and below CPU family (incl. SIPLUS variants)v5
    Range: All versions
  • Siemens AG/SIMATIC S7-400 PN/DP V7 CPU family (incl. SIPLUS variants)v5
    Range: All versions
  • Siemens AG/SIMATIC S7-400 V6 and earlier CPU familyv5
    Range: All versions
  • Siemens AG/SIMATIC S7-400 V7 CPU familyv5
    Range: All versions
  • Siemens AG/SIMATIC S7-410 V8 CPU familyv5
    Range: All versions
  • Siemens AG/SIMATIC S7-410 V8 CPU family (incl. SIPLUS variants)v5
    Range: All versions

Patches

Vulnerability mechanics

References

5

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