Azure RTOS ThreadX Remote Code Execution Vulnerability
Priority MEDIUM 45CWE-20Published · 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
Azure RTOS ThreadX is an advanced real-time operating system (RTOS) designed specifically for deeply embedded applications. An attacker can cause arbitrary read and write due to vulnerability in parameter checking mechanism in Azure RTOS ThreadX, which may lead to privilege escalation. The affected components include RTOS ThreadX v6.2.1 and below. The fixes have been included in ThreadX release 6.3.0. Users are advised to upgrade. There are no known workarounds for this vulnerability.
Why it matters now
EPSS 0.01299 70th percentileScored 2026-11-07
Fix Fixed threadx (azure-rtos): 6.3.0
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 |
|---|---|---|---|---|---|
| azure-rtos | threadx | before 6.3.0 | 6.3.0 | Patch available | CNA |
- threadx Vendorazure-rtos Affected before 6.3.0 Fixed in 6.3.0 Patch available CNA
Remediation
- Fix · CNA threadx (azure-rtos) Fixed in 6.3.0
Timeline
- 2026-10-02 Threatist record created from CVE-2023-48693
References
Sources
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences