Password policy evasion in products of MB connect line and Helmholz
CVE-2021-34574

4.3MEDIUM

Key Information:

Vendor

Mb Connect Line

Status
Mymbconnect24
Mbconnect24
Myrex24
Myrex24.virtual
Vendor
CVE Published:
2 August 2021

What is CVE-2021-34574?

In MB connect line mymbCONNECT24, mbCONNECT24 and Helmholz myREX24 and myREX24.virtual in all versions through v2.11.2 an authenticated attacker can change the password of his account into a new password that violates the password policy by intercepting and modifying the request that is send to the server.

Affected Version(s)

mbCONNECT24 2 <= 2.11.2

mymbCONNECT24 2 <= 2.11.2

myREX24 2 <= 2.11.2

References

https://cert.vde.com/en/advisories/VDE-2022-039
x_refsource_CONFIRM
https://cert.vde.com/en/advisories/VDE-2021-030
x_refsource_CONFIRM

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

OTORIO reported the vulnerabilities to MB connect line.
.
CVE-2021-34574 : Password policy evasion in products of MB connect line and Helmholz