CVE-2025-66174There is an improper authentication vulnerability in some Hikvision DVR products.
Updated under an hour ago ()
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It affects hikvision ds-7104hghi-f1_firmware and 1 other product. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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There is an improper authentication vulnerability in some Hikvision DVR products. Due to the improper implementation of authentication for the serial port, an attacker with physical access could exploit this vulnerability by connecting to the affected products and run a series of commands.
- CVSS
- 6.8 MEDIUM (v3.1, NVD)CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-287
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Analyzed
- Record last updated
- Jun 17, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
hikvision ds-7104hghi-f1_firmware hikvision:ds-7104hghi-f1_firmware | through 4.30.122_201107 | NVD |
hikvision ds-7204hghi-f1_firmware hikvision:ds-7204hghi-f1_firmware | through 4.30.122_201107 | NVD |
References
- https://www.hikvision.com/en/support/cybersecurity/security-advisory/serial-port-privilege-escalation-vulnerabilities-in-some-hikvision-nvr-devices/vendor-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.