WAGO: Vulnerability in web-based authentication in WAGO 750-8XX Version <= FW07
CVE-2020-12505

8.2HIGH

Key Information:

Vendor
Wago
Status
750-852
750-880/xxx-xxx
750-881
750-831/xxx-xxx
Vendor
CVE Published:
30 September 2020

Summary

Improper Authentication vulnerability in WAGO 750-8XX series with FW version <= FW07 allows an attacker to change some special parameters without authentication. This issue affects: WAGO 750-852, WAGO 750-880/xxx-xxx, WAGO 750-881, WAGO 750-831/xxx-xxx, WAGO 750-882, WAGO 750-885/xxx-xxx, WAGO 750-889 in versions FW07 and below.

Affected Version(s)

750-831/xxx-xxx <= unspecified

750-852 <= unspecified

750-880/xxx-xxx <= unspecified

References

https://cert.vde.com/en-us/advisories/vde-2020-027
x_refsource_CONFIRM

CVSS V3.1

Score:
8.2
Severity:
HIGH
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Maxim Rupp (https://rupp.it) reported this vulnerability to WAGO.
coordinated by CERT@VDE
.