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.
Advisories

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Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Wed, 18 Mar 2026 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 18 Mar 2026 12:15:00 +0000

Type Values Removed Values Added
First Time appeared Dahua
Dahua nvr2-4ks3
Dahua xvr1b16h-i/t
Dahua xvr4232an-i/t
Vendors & Products Dahua
Dahua nvr2-4ks3
Dahua xvr1b16h-i/t
Dahua xvr4232an-i/t

Wed, 18 Mar 2026 07:45:00 +0000

Type Values Removed Values Added
Description 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.
Weaknesses CWE-305
References
Metrics cvssV4_0

{'score': 2.4, 'vector': 'CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: dahua

Published:

Updated: 2026-03-18T14:09:28.123Z

Reserved: 2025-04-01T05:57:11.783Z

Link: CVE-2025-31703

cve-icon Vulnrichment

Updated: 2026-03-18T14:09:24.012Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-03-18T08:16:26.810

Modified: 2026-03-18T14:52:44.227

Link: CVE-2025-31703

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-03-18T10:41:44Z

Weaknesses