Vulnerability · Published Oct 15, 2024 · Assigned by CERTVDE

CVE-2024-45273MB connect line/Helmholz: Weak encryption of configuration file

High 8.4

In plain English

A high-severity security flaw in myREX24 V2 from Helmholz. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 1% of all known vulnerabilities).

Severity (CVSS 3.1)8.4High
Exploit odds (30 days)<0.1%top 99.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

An unauthenticated local attacker can decrypt the devices config file and therefore compromise the device due to a weak implementation of the encryption used.

Affected products (as reported)

VendorProductVersions
MB connect line mbNET.mini 0.0.0 – through 2.2.13
MB connect line mbNET/mbNET.rokey 0.0.0 – through 8.2.0
MB connect line mbNET HW1 0.0.0 – through 5.1.11
MB connect line mbSPIDER 0.0.0 – through 2.6.5
MB connect line mbCONNECT24 0.0.0 – through 2.16.2
MB connect line mymbCONNECT24 0.0.0 – through 2.16.2
Helmholz REX100 0.0.0 – through <= 2.2.13
Helmholz REX200/250 0.0.0 – through <= 8.2.0
Helmholz myREX24 V2 0.0.0 – through <= 2.16.2
Helmholz myREX24.virtual 0.0.0 – through <= 2.16.2
Helmholz REX300 0.0.0 – through <= 5.1.11

Weakness: CWE-261 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References