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CVE DATABASE  /  CVE-2017-7921

CVE-2017-7921

Hikvision Multiple Products Improper Authentication Vulnerability

CVSS 9.8 · CRITICAL ⚠ CISA KEV — ACTIVELY EXPLOITED
On the CISA KEV catalog

Confirmed exploited in the wild. Added 2026-03-05. Federal remediation due 2026-03-26.
Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Summary

An Improper Authentication issue was discovered in Hikvision DS-2CD2xx2F-I Series V5.2.0 build 140721 to V5.4.0 build 160530, DS-2CD2xx0F-I Series V5.2.0 build 140721 to V5.4.0 Build 160401, DS-2CD2xx2FWD Series V5.3.1 build 150410 to V5.4.4 Build 161125, DS-2CD4x2xFWD Series V5.2.0 build 140721 to V5.4.0 Build 160414, DS-2CD4xx5 Series V5.2.0 build 140721 to V5.4.0 Build 160421, DS-2DFx Series V5.2.0 build 140805 to V5.4.5 Build 160928, and DS-2CD63xx Series V5.0.9 build 140305 to V5.3.5 Build 160106 devices. The improper authentication vulnerability occurs when an application does not adequately or correctly authenticate users. This may allow a malicious user to escalate his or her privileges on the system and gain access to sensitive information.

CVSS 3.1 breakdown

Base score9.8 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vectorNETWORK
Attack complexityLOW
Privileges requiredNONE
User interactionNONE
ScopeUNCHANGED
ConfidentialityHIGH
IntegrityHIGH
AvailabilityHIGH

Weakness type (CWE)

Affected products

Hikvision ds-2cd2032-i firmwareHikvision ds-2cd2112-i firmwareHikvision ds-2cd2132-i firmwareHikvision ds-2cd2212-i5 firmwareHikvision ds-2cd2232-i5 firmwareHikvision ds-2cd2312-i firmwareHikvision ds-2cd2332-i firmwareHikvision ds-2cd2412f-i\(w\) firmwareHikvision ds-2cd2432f-i\(w\) firmwareHikvision ds-2cd2512f-i\(s\) firmwareHikvision ds-2cd2532f-i\(s\) firmwareHikvision ds-2cd2612f-i\(s\) firmwareHikvision ds-2cd2632f-i\(s\) firmwareHikvision ds-2cd2712f-i\(s\) firmwareHikvision ds-2cd2732f-i\(s\) firmwareHikvision ds-2cd2t32-i3 firmwareHikvision ds-2cd2t32-i5 firmwareHikvision ds-2cd2t32-i8 firmwareHikvision ds-2cd4012f-\(a\) firmwareHikvision ds-2cd4012f-\(p\) firmware
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References

Data: NIST NVD + CISA KEV. NVD last modified 2026-04-22. Always verify against the vendor advisory before acting.

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