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, and revealing internal system details and sensitive information without any authentication.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.1 MEDIUM
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
mitreCNA
---
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CISA-ADPADP
5.1 MEDIUM
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 5%
VendorProductVersion
cpplusworldcp-xr-de21-s_firmware
1.031.022
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/Yashodhanvivek/CP-XR-DE21-S--4G-Router-Vulnerabilities/blob/main/input.md