CVE-2020-35557

moderate-risk

Published 2021-02-16

An issue in MB connect line mymbCONNECT24, mbCONNECT24 and Helmholz myREX24 and myREX24.virtual in all versions through v2.11.2 allows a logged in user to see devices in the account he should not have access to due to improper use of access validation.

Do I need to act?

0.26% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 6.5/10 Medium

NETWORK / LOW complexity

Affected Products (4)

Mbconnect24

Mymbconnect24

Myrex24

Myrex24.Virtual

Affected Vendors

Mbconnectline Helmholz

References (6)

Third Party Advisory https://cert.vde.com/en/advisories/VDE-2021-003

Third Party Advisory https://cert.vde.com/en/advisories/VDE-2022-039

Vendor Advisory https://mbconnectline.com/security-advice/

Third Party Advisory https://cert.vde.com/en/advisories/VDE-2021-003

Third Party Advisory https://cert.vde.com/en/advisories/VDE-2022-039

Vendor Advisory https://mbconnectline.com/security-advice/

/ 100

moderate-risk

Severity 24/34 · High

Exploitability 1/34 · Minimal

Exposure 10/34 · Low