Metasys session token
Priority MEDIUM 44CWE-459Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
Under certain circumstances the session token is not cleared on logout.
Why it matters now
EPSS 0.01037 64th percentileScored 2026-11-07
Fix Fixed Metasys (Johnson Controls): 10.1.5, 11.0.2
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 | Metasys | All 10 versions to before 10.1.5; All 11 versions to before 11.0.2 | 10.1.5, 11.0.2 | Patch available | CNA |
- Metasys VendorJohnson Controls Affected All 10 versions to before 10.1.5; All 11 versions to before 11.0.2 Fixed in 10.1.5, 11.0.2 Patch available CNA
CPE configurations NVD · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:johnsoncontrols:metasys_application_and_data_server:*:*:*:*:*:*:*:* | 10.0 to before 10.1.5; 11.0 to before 11.0.2 | Vulnerable | Johnson Controls |
| cpe:2.3:a:johnsoncontrols:metasys_extended_application_and_data_server:*:*:*:*:*:*:*:* | 10.0 to before 10.1.5; 11.0 to before 11.0.2 | Vulnerable | Johnson Controls |
| cpe:2.3:a:johnsoncontrols:metasys_open_application_server:*:*:*:*:*:*:*:* | 10.0 to before 10.1.5; 11.0 to before 11.0.2 | Vulnerable | Johnson Controls |
- cpe:2.3:a:johnsoncontrols:metasys_application_and_data_server:*:*:*:*:*:*:*:* Versions 10.0 to before 10.1.5; 11.0 to before 11.0.2 Vulnerable ·Johnson Controls
- cpe:2.3:a:johnsoncontrols:metasys_extended_application_and_data_server:*:*:*:*:*:*:*:* Versions 10.0 to before 10.1.5; 11.0 to before 11.0.2 Vulnerable ·Johnson Controls
- cpe:2.3:a:johnsoncontrols:metasys_open_application_server:*:*:*:*:*:*:*:* Versions 10.0 to before 10.1.5; 11.0 to before 11.0.2 Vulnerable ·Johnson Controls
Remediation
- Fix · CNA Metasys (Johnson Controls) Fixed in 10.1.5, 11.0.2
Timeline
- 2026-10-02 Threatist record created from CVE-2021-36205
- 2026-10-03 Alias added: GHSA-rcgx-6rcq-v2mx
References
More Johnson Controls Metasys Application And Data Server vulnerabilities
- TI-2020-07260 Metasys Improper Restriction of XML External Entity Reference CVSS 3.1CRITICAL 9.1
- TI-2022-06298 Metasys Unverified Password Change CVSS 3.1HIGH 8.8
- TI-2021-14623 Metasys privilege management CVSS 3.1HIGH 8.8
- TI-2021-14618 Server-side request forgery in Johnson Controls Metasys CVSS 3.1HIGH 8.8
- TI-2022-06301 Cross-site scripting in Johnson Controls Metasys ADS/ADX/OAS server CVSS 3.1HIGH 8.7
- TI-2022-06302 Metasys MUI Graphics XSS CVSS 3.1HIGH 8.1
Sources
- CVE-2021-36205 · CVE Program
- CVE-2021-36205 · NVD
- FIRST EPSS
- GHSA-rcgx-6rcq-v2mx · GitHub Advisory Database · CC BY 4.0
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