CVE-2022-47374

Summary

A vulnerability has been identified in SIMATIC PC-Station Plus (All versions), SIMATIC S7-400 CPU 412-2 PN V7 (All versions), SIMATIC S7-400 CPU 414-3 PN/DP V7 (All versions), SIMATIC S7-400 CPU 414F-3 PN/DP V7 (All versions), SIMATIC S7-400 CPU 416-3 PN/DP V7 (All versions), SIMATIC S7-400 CPU 416F-3 PN/DP V7 (All versions), SINAMICS S120 (incl. SIPLUS variants) (All versions < V5.2 SP3 HF15), SIPLUS S7-400 CPU 414-3 PN/DP V7 (All versions), SIPLUS S7-400 CPU 416-3 PN/DP V7 (All versions). The affected products do not handle HTTP(S) requests to the web server correctly.

This could allow an attacker to exhaust system resources and create a denial of service condition for the device.

Affected Software

Weaknesses

• CWE-674: CWE-674: Uncontrolled Recursion

ADP Enrichment

CVE Program Container

Additional References

• https://cert-portal.siemens.com/productcert/pdf/ssa-892915.pdf

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: yes
  • Technical Impact: partial

References

• https://cert-portal.siemens.com/productcert/pdf/ssa-892915.pdf

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