CVE-2011-20001 — Siemens / SIMATIC S7-1200 CPU V1 family (incl. SIPLUS variants)

Description (CNA)

A vulnerability has been identified in SIMATIC S7-1200 CPU V1 family (incl. SIPLUS variants) (All versions < V2.0.3), SIMATIC S7-1200 CPU V2 family (incl. SIPLUS variants) (All versions < V2.0.3). The web server interface of affected devices improperly processes incoming malformed HTTP traffic at high rate. This could allow an unauthenticated remote attacker to force the device entering the stop/defect state, thus creating a denial of service condition.

Affected (CNA)

Vendor / product	Versions
Siemens / SIMATIC S7-1200 CPU V1 family (incl. SIPLUS variants)	affected 0 before V2.0.3
Siemens / SIMATIC S7-1200 CPU V2 family (incl. SIPLUS variants)	affected 0 before V2.0.3

CWE

CWE-20

References

https://cert-portal.siemens.com/productcert/html/ssa-625789.html

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.