CP-XR-DE21-S -4G Router Firmware version 1.031.022 was discovered to contain insecure…
Priority MEDIUM 56CWE-306Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-306.
Summary
CP-XR-DE21-S -4G Router Firmware version 1.031.022 was discovered to contain insecure protections for its UART console. This vulnerability allows local attackers to connect to the UART port via a serial connection, read all boot sequence, and revealing internal system details and sensitive information without any authentication.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00224 13th 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
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
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 · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:cpplusworld:cp-xr-de21-s_firmware:1.031.022:*:*:*:*:*:*:* | 1.031.022 | Vulnerable | Cpplusworld |
| cpe:2.3:h:cpplusworld:cp-xr-de21-s:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Cpplusworld |
- cpe:2.3:o:cpplusworld:cp-xr-de21-s_firmware:1.031.022:*:*:*:*:*:*:* Versions 1.031.022 Vulnerable ·Cpplusworld
- cpe:2.3:h:cpplusworld:cp-xr-de21-s:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cpplusworld
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2025-44039
- 2026-10-03 Alias added: GHSA-pwv6-v269-632r
References
Sources
- CVE-2025-44039 · CVE Program
- CVE-2025-44039 · NVD
- FIRST EPSS
- GHSA-pwv6-v269-632r · 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