HOMEVULNERABILITIESCVE-2023-0985
HIGH

CVE-2023-0985

CWE-639Published: June 6, 2023· Updated: Jun 17, 2026

8.8
CVSS v3.1

Official 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.

NVD Source

Technical Analysis

CVE-2023-0985 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

mbconnectline2 product(s)
mbconnect24mymbconnect24
Source: NVD CPE · 2 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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Official Patches & Advisories

All References (2)

https://cert.vde.com/en/advisories/VDE-2023-002/Mitigation · Third Party Advisory
https://cert.vde.com/en/advisories/VDE-2023-002/Mitigation · Third Party Advisory

Quick Facts

CVE IDCVE-2023-0985
CVSS Score8.8 / 10
SeverityHIGH
WeaknessCWE-639
CISA KEVNo
Affected1 vendor(s)
PublishedJun 6, 2023

Related CVEs (CWE-639)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2023-0985 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.