Ctrlx Hmi Web Panel Wr2107 Firmware
CVE-2023-45851
HIGH
Severity by source
AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionNVD
The Android Client application, when enrolled to the AppHub server,connects to an MQTT broker without enforcing any server authentication.
This issue allows an attacker to force the Android Client application to connect to a malicious MQTT broker, enabling it to send fake messages to the HMI device
AnalysisAI
The Android Client application, when enrolled to the AppHub server,connects to an MQTT broker without enforcing any server authentication. Rated high severity (CVSS 8.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as Missing Authentication for Critical Function (CWE-306), which allows attackers to access critical functionality without authentication. The Android Client application, when enrolled to the AppHub server,connects to an MQTT broker without enforcing any server authentication. This issue allows an attacker to force the Android Client application to connect to a malicious MQTT broker, enabling it to send fake messages to the HMI device Affected products include: Boschrexroth Ctrlx Hmi Web Panel Wr2107 Firmware, Boschrexroth Ctrlx Hmi Web Panel Wr2110 Firmware, Boschrexroth Ctrlx Hmi Web Panel Wr2115 Firmware.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Require authentication for all sensitive operations, implement defense in depth.
The Android Client application, when enrolled to the AppHub server, connects to an MQTT broker to exchange messages and
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Same technique Authentication Bypass
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External POC / Exploit Code
Leaving vuln.today