exacqVision Web Services - Information Exposure
Priority LOW 36CWE-862Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-862.
Summary
A vulnerability in exacqVision Web Service 20.12.2.0 and prior could allow an unauthenticated attacker to view system-level information about the exacqVision Web Service and the operating system.
Why it matters now
EPSS 0.01336 71st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Johnson Controls | exacqVision Web Service version 20.12.2.0 and prior | up to 20.12.2.0 | — | No fix listed | CNA |
- exacqVision Web Service version 20.12.2.0 and prior VendorJohnson Controls Affected up to 20.12.2.0 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:johnsoncontrols:exacqvision_web_service:*:*:*:*:*:*:*:* | up to 20.12.2.0 | Vulnerable | Johnson Controls |
- cpe:2.3:a:johnsoncontrols:exacqvision_web_service:*:*:*:*:*:*:*:* Versions up to 20.12.2.0 Vulnerable ·Johnson Controls
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-27656
- 2026-10-03 Alias added: GHSA-4v7v-2c44-w644
References
More Johnson Controls Exacqvision Web Service vulnerabilities
- TI-2021-09112 Improper privilege management in Johnson Controls exacqVision Web Service CVSS 3.1CRITICAL 9.8
- TI-2020-07263 exacqVision Software - Improper Verification of Cryptographic Signature CVSS 3.1HIGH 7.2
- TI-2024-21735 exacqVison - CSRF issues with Web Service CVSS 3.1HIGH 8.8
- TI-2024-21734 exacqVision CORS CVSS 3.1HIGH 8.1
- TI-2024-21736 exacqVison - HTTPS Session Establishment CVSS 3.1HIGH 8.1
- TI-2021-09107 exacqVision Web Service CSS CVSS 3.1MEDIUM 6.1
Sources
- CVE-2021-27656 · CVE Program
- CVE-2021-27656 · NVD
- FIRST EPSS
- GHSA-4v7v-2c44-w644 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences