Description
The Mennekes Amtron series (firmware versions ≤ 5.22.3) is vulnerable to an authentication bypass. An unauthenticated remote attacker can change the password of the user account via a crafted POST request to the /operator/operator endpoint.
References (1)
Core 1
Scores
CVSS v4
9.3
EPSS
0.0041
EPSS Percentile
32.8%
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
total
Details
CWE
CWE-287
Status
published
Products (1)
Mennekes/Amtron
< 5.22.3
Published
May 28, 2026
Tracked Since
May 28, 2026