Auth bypass in Cpplusworld Cp-xr-de21-s
CVE-2025-44039
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…
Vulnerability class: Broken Authentication
EPSS: 0.002 (9.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.1 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.
Affected products
- Cpplusworld Cp-xr-de21-s
- Cpplusworld Cp-xr-de21-s_firmware — versions 1.031.022
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2025-44039?
- CVE-2025-44039 is a medium-severity vulnerability in Cpplusworld Cp-xr-de21-s, classified under Missing Authentication for Critical Function. CVSS score: 5.1/10. Published 2025-05-13.
- How severe is CVE-2025-44039?
- Medium severity. CVSS v3 base score is 5.1 out of 10.
- Is CVE-2025-44039 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.