CVE-2021-27664
exacqVision Web Service
Under certain configurations an unauthenticated remote user could be given access to credentials stored in the exacqVision Server.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
exacqVision Web Service
Under certain configurations an unauthenticated remote user could be given access to credentials stored in the exacqVision Server.
- Record
CVE-2021-27664- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-269
- Updated
- 2026-11-02
EUVDEUVD-2021-14410
Under certain configurations an unauthenticated remote user could be given access to credentials stored in the exacqVision Server.
- Record
EUVD-2021-14410- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-mghh-6h8j-qq5m No score
Under certain configurations an unauthenticated remote user could be given access to credentials...
Under certain configurations an unauthenticated remote user could be given access to credentials stored in the exacqVision Server.
- Record
GHSA-mghh-6h8j-qq5m- Weakness
- CWE-269
- Updated
- 2026-11-02
NVD
Under certain configurations an unauthenticated remote user could be given access to credentials stored in the exacqVision Server.
- Record
CVE-2021-27664- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-269
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-27664 is a critical vulnerability (CVSS 9.8) in Johnson Controls Exacqvision Web Service, published October 11, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.60%, the 75th percentile. No source names a fixed version.