CVE-2021-34566
9.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Summary
In WAGO I/O-Check Service in multiple products an unauthenticated remote attacker can send a specially crafted packet containing OS commands to crash the iocheck process and write memory resulting in loss of integrity and DoS.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| WAGO | 750-81xx/xxx-xxxFW | FW1 <= FW18 Patch 2 | affected |
| WAGO | 750-82xx/xxx-xxx | FW1 <= FW18 Patch 2 | affected |
| WAGO | 752-8303/8000-0002 | FW1 <= FW18 Patch 2 | affected |
| WAGO | 762-4xxx | FW1 <= FW18 Patch 2 | affected |
| WAGO | 762-5xxx | FW1 <= FW18 Patch 2 | affected |
| WAGO | 762-6xxx | FW1 <= FW18 Patch 2 | affected |
Weaknesses
- CWE-120: CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
ADP Enrichment
CVE Program Container
Additional References
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: yes
- Technical Impact: total
References
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