Description
An Authorization Bypass vulnerability was found in MB Connect Lines mbCONNECT24, mymbCONNECT24 and Helmholz' myREX24 and myREX24.virtual version <= 2.13.3. An authenticated remote user with low privileges can change the password of any user in the same account. This allows to take over the admin user and therefore fully compromise the account.
References (1)
Core 1
Core References
Mitigation, Third Party Advisory
https://cert.vde.com/en/advisories/VDE-2023-002/
Scores
CVSS v3
8.8
EPSS
0.0003
EPSS Percentile
7.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-639
Status
published
Products (2)
mbconnectline/mbconnect24
< 2.13.3
mbconnectline/mymbconnect24
< 2.13.3
Published
Jun 06, 2023
Tracked Since
Feb 18, 2026