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.
Metrics
Affected Vendors & Products
References
History
Tue, 21 Oct 2025 09:45:00 +0000
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Siemens
Siemens simatic Siemens simatic S7-1200 Siemens simatic S7-1200 Cpu |
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Siemens
Siemens simatic Siemens simatic S7-1200 Siemens simatic S7-1200 Cpu |
Tue, 14 Oct 2025 19:15:00 +0000
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ssvc
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Tue, 14 Oct 2025 09:30:00 +0000
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| Description | 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. | |
| Weaknesses | CWE-20 | |
| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: siemens
Published: 2025-10-14T09:14:53.944Z
Updated: 2025-10-14T18:57:37.446Z
Reserved: 2025-05-22T04:58:58.075Z
Link: CVE-2011-20001
Updated: 2025-10-14T18:57:33.007Z
Status : Awaiting Analysis
Published: 2025-10-14T10:15:32.457
Modified: 2025-10-14T19:36:29.240
Link: CVE-2011-20001
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