CVE-2025-31703

The record

A vulnerability found in Dahua NVR/XVR device. A third-party malicious attacker with physical access to the device may gain access to a restricted shell via the serial port, and bypasses the shell's authentication mechanism to escalate privileges.

Affected packages

Related vulnerabilities

• CVE-2026-88837 BusyBox httpd treats yescrypt ($y$) password hashes as plaintext during Basic… CWE-305
• CVE-2026-86207 An authentication bypass in N-central < 2026.3 HF 3 leads to authentication bypass in… CWE-305
• CVE-2026-16895 A logic vulnerability (fail-open condition) has been identified within the Metasploit… CWE-305
• CVE-2026-78619 Punk::Plugin::TOTP versions before 0.05 for Perl accept another account's recovery code… CWE-305
• CVE-2026-19349 Lemonldap::NG::Portal versions from 2.0.0 before 2.16.9, from 2.17.0 before 2.21.5, from… CWE-305
• CVE-2026-1621 Authentication bypass by primary weakness vulnerability in Universal Software Inc. CWE-305
• CVE-2026-65935 Passkey entry Bluetooth LE legacy pairing can be bypassed in the RS9116W and SiWx917 by… CWE-305
• CVE-2026-19292 Re-pairing with a legitimate device can use a lower security level than previous making… CWE-305