CVE-2025-31703
2.4
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
Summary
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 Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| dahua | NVR2-4KS3 | Versions which Build time prior to 3rd March 2026 | affected |
| dahua | XVR4232AN-I/T | Versions which Build time prior to 3rd March 2026 | affected |
| dahua | XVR1B16H-I/T | Versions which Build time prior to 3rd March 2026 | affected |
Weaknesses
- CWE-305: CWE-305 Authentication bypass by primary weakness
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
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