Airangel HSMX Gateway devices through 5.2.04 allow Remote Code Execution.
Priority MEDIUM 49Published · 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
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
Airangel HSMX Gateway devices through 5.2.04 allow Remote Code Execution.
Why it matters now
EPSS 0.0449 91st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 10
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:airangel:hsmx-app-25_firmware:*:*:*:*:*:*:*:* | up to 5.2.04 | Vulnerable | Airangel |
| cpe:2.3:h:airangel:hsmx-app-25:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Airangel |
| cpe:2.3:o:airangel:hsmx-app-100_firmware:*:*:*:*:*:*:*:* | up to 5.2.04 | Vulnerable | Airangel |
| cpe:2.3:h:airangel:hsmx-app-100:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Airangel |
| cpe:2.3:o:airangel:hsmx-app-1000_firmware:*:*:*:*:*:*:*:* | up to 5.2.04 | Vulnerable | Airangel |
| cpe:2.3:h:airangel:hsmx-app-1000:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Airangel |
| cpe:2.3:o:airangel:hsmx-app-5000_firmware:*:*:*:*:*:*:*:* | up to 5.2.04 | Vulnerable | Airangel |
| cpe:2.3:h:airangel:hsmx-app-5000:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Airangel |
| cpe:2.3:o:airangel:hsmx-app-20000_firmware:*:*:*:*:*:*:*:* | up to 5.2.04 | Vulnerable | Airangel |
| cpe:2.3:h:airangel:hsmx-app-20000:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Airangel |
- cpe:2.3:o:airangel:hsmx-app-25_firmware:*:*:*:*:*:*:*:* Versions up to 5.2.04 Vulnerable ·Airangel
- cpe:2.3:h:airangel:hsmx-app-25:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Airangel
- cpe:2.3:o:airangel:hsmx-app-100_firmware:*:*:*:*:*:*:*:* Versions up to 5.2.04 Vulnerable ·Airangel
- cpe:2.3:h:airangel:hsmx-app-100:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Airangel
- cpe:2.3:o:airangel:hsmx-app-1000_firmware:*:*:*:*:*:*:*:* Versions up to 5.2.04 Vulnerable ·Airangel
- cpe:2.3:h:airangel:hsmx-app-1000:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Airangel
- cpe:2.3:o:airangel:hsmx-app-5000_firmware:*:*:*:*:*:*:*:* Versions up to 5.2.04 Vulnerable ·Airangel
- cpe:2.3:h:airangel:hsmx-app-5000:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Airangel
- cpe:2.3:o:airangel:hsmx-app-20000_firmware:*:*:*:*:*:*:*:* Versions up to 5.2.04 Vulnerable ·Airangel
- cpe:2.3:h:airangel:hsmx-app-20000:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Airangel
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-40521
- 2026-10-03 Alias added: GHSA-fw83-hp96-3f54
References
More Airangel Hsmx-app-1000 Firmware vulnerabilities
- TI-2021-17560 Airangel HSMX Gateway devices through 5.2.04 have Hard-coded Database Credentials. CVSS 3.1CRITICAL 10.0
- TI-2021-17561 Airangel HSMX Gateway devices through 5.2.04 have Weak SSH Credentials. CVSS 3.1CRITICAL 9.8
- TI-2021-17559 Airangel HSMX Gateway devices through 5.2.04 allow CSRF. CVSS 3.1MEDIUM 6.5
- TI-2021-17558 Airangel HSMX Gateway devices through 5.2.04 is vulnerable to stored Cross Site Scripting. CVSS 3.1MEDIUM 5.4
Sources
- CVE-2021-40521 · CVE Program
- CVE-2021-40521 · NVD
- FIRST EPSS
- GHSA-fw83-hp96-3f54 · 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