CVE-2021-34570

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Summary

CVECVE-2021-34570
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2021-09-27 09:15:00 UTC
Updated2022-07-28 10:40:00 UTC
DescriptionMultiple Phoenix Contact PLCnext control devices in versions prior to 2021.0.5 LTS are prone to a DoS attack through special crafted JSON requests.

Risk And Classification

Problem Types: CWE-20

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Hardware Phoenixcontact Axc F 1152 - All All All
Operating System Phoenixcontact Axc F 1152 Firmware All All All All
Hardware Phoenixcontact Axc F 2152 - All All All
Operating System Phoenixcontact Axc F 2152 Firmware All All All All
Hardware Phoenixcontact Axc F 2152 Starterkit - All All All
Operating System Phoenixcontact Axc F 2152 Starterkit Firmware All All All All
Hardware Phoenixcontact Axc F 3152 - All All All
Operating System Phoenixcontact Axc F 3152 Firmware All All All All
Hardware Phoenixcontact Plcnext Technology Starterkit - All All All
Operating System Phoenixcontact Plcnext Technology Starterkit Firmware All All All All
Hardware Phoenixcontact Rfc 4072s - All All All
Operating System Phoenixcontact Rfc 4072s Firmware All All All All

References

ReferenceSourceLinkTags
VDE-2021-029 | CERT@VDE CONFIRM cert.vde.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

LEGACY: The vulnerability was discovered by Oliver Carrigan of Dionach. We kindly appreciate the coordinated disclosure of these vulnerabilities by the finder. PHOENIX CONTACT thanks CERT@VDE for the coordination and support with this publication.

Legacy QID Mappings

  • 590940 PHOENIX CONTACT PLCnext Control devices Vulnerability (VDE-2021-029)
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