PT-2025-20904 · Unknown · Cp-Xr-De21-S

Published 2025-05-13 · Updated 2025-05-13 · CVE-2025-44039

Positive Technologies (AI Summary)

CVSS v3.1

5.1

Medium

Base vector

AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions: CP-XR-DE21-S -4G Router Firmware version 1.031.022

Description: The issue concerns insecure protections for the UART console, allowing local attackers to connect via a serial connection, read the boot sequence, and reveal internal system details and sensitive information without authentication.

Recommendations: For CP-XR-DE21-S -4G Router Firmware version 1.031.022, consider restricting physical access to the UART port as a temporary mitigation measure until a patch is available.

Exploit

Fix

Missing Authentication

Weakness Enumeration

CWE-306

Related Identifiers

CVE-2025-44039

Affected Products

Cp-Xr-De21-S

References · 5

• 🔥 https://github.com/Yashodhanvivek/CP-XR-DE21-S--4G-Router-Vulnerabilities/blob/main/input.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2025-44039 · Security Note
• https://osv.dev/vulnerability/CVE-2025-44039 · Vendor Advisory
• https://twitter.com/CVEnew/status/1922304587265925600 · Twitter Post
• https://t.me/cvetracker/23745 · Telegram Post