CVE-2026-34494: CWE-1191 - On-Chip Debug Interface in Johnson Controls Neo Series MVP2
CVE-2026-34494 is a high-severity vulnerability in the On-Chip Debug Interface of Johnson Controls Neo Series MVP2 devices before version 3.3b63. It allows unauthorized collection of data from common resource locations. The vulnerability is identified as CWE-1191 and has a CVSS 4.0 base score of 7.2, indicating a significant security risk. No official patch or remediation details are provided in the available data.
AI Analysis
Technical Summary
This vulnerability affects the On-Chip Debug Interface in Johnson Controls Neo Series MVP2 devices with versions prior to 3.3b63. It permits unauthorized collection of data from common resource locations, potentially exposing sensitive information. The CVSS 4.0 vector indicates network attack vector with high attack complexity and no privileges required, but user interaction is needed. The vulnerability has high impact on confidentiality, integrity, and availability. No known exploits in the wild or vendor advisories with patch information are currently available.
Potential Impact
An attacker could remotely collect data from common resource locations on affected devices without requiring privileges, potentially leading to information disclosure and compromise of device confidentiality, integrity, and availability. The high CVSS score reflects the severity of this impact.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, limit exposure of affected devices to untrusted networks and restrict user interaction where possible.
CVE-2026-34494: CWE-1191 - On-Chip Debug Interface in Johnson Controls Neo Series MVP2
Description
CVE-2026-34494 is a high-severity vulnerability in the On-Chip Debug Interface of Johnson Controls Neo Series MVP2 devices before version 3.3b63. It allows unauthorized collection of data from common resource locations. The vulnerability is identified as CWE-1191 and has a CVSS 4.0 base score of 7.2, indicating a significant security risk. No official patch or remediation details are provided in the available data.
CVSS v4.0
Score 7.2high
Affected software
Johnson Controls
Neo Series MVP2
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability affects the On-Chip Debug Interface in Johnson Controls Neo Series MVP2 devices with versions prior to 3.3b63. It permits unauthorized collection of data from common resource locations, potentially exposing sensitive information. The CVSS 4.0 vector indicates network attack vector with high attack complexity and no privileges required, but user interaction is needed. The vulnerability has high impact on confidentiality, integrity, and availability. No known exploits in the wild or vendor advisories with patch information are currently available.
Potential Impact
An attacker could remotely collect data from common resource locations on affected devices without requiring privileges, potentially leading to information disclosure and compromise of device confidentiality, integrity, and availability. The high CVSS score reflects the severity of this impact.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, limit exposure of affected devices to untrusted networks and restrict user interaction where possible.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- jci
- Date Reserved
- 2026-03-30T08:25:11.763Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6abed4c9a43b0b3b89071d89
Added to database: 10/01/2026, 21:46:49 UTC
Last enriched: 10/01/2026, 22:01:11 UTC
Last updated: 10/02/2026, 03:49:44 UTC
Views: 11
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