Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2017-7921

CVE-2017-7921CRITICAL

n/a Hikvision Cameras — Hikvision Multiple Products

  AV  AC  PR  UI  S  C  I  A   CVSS     EPSS    %ile   KEV
   N   L   N   N  U  H  H  H    9.8   1.0000   100.0   YES

AFFECTED
  Product            Versions             Fixed
  Hikvision Cameras  Hikvision Cameras –  —

TIMELINE
  Apr 18  Reserved by icscert
  May 6   Published (CNA: icscert)
  Mar 5   Added to CISA KEV, remediation due 2026-03-26

CWE-287 · CNA: icscert · CVSS v3.1 · 8 references · KEV due March 26, 2026

Description

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.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
April 18, 2017	Reserved	Reserved by icscert
May 6, 2017	Published	Published (CNA: icscert)
March 5, 2026	KEV ADDED	Added to CISA KEV, remediation due 2026-03-26

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
n/a	Hikvision Cameras	—	Hikvision Cameras	—

Weaknesses

CWE-287

References (8)

http://www.hikvision.com/us/about_10805.html [x_refsource_MISC]
http://www.securityfocus.com/bid/98313 [vdb-entry, x_refsource_BID]
https://ghostbin.com/paste/q2vq2 [x_refsource_MISC]
https://ics-cert.us-cert.gov/advisories/ICSA-17-124-01 [x_refsource_MISC]
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-7921 [government-resource]
https://www.hikvision.com/cn/support/CybersecurityCenter/SecurityNotices/20170314/
https://www.hikvision.com/en/support/cybersecurity/security-advisory/security-notification--privilege-escalating-vulnerability-in-cer/
https://www.hikvision.com/us-en/support/document-center/special-notices/privilege-escalating-vulnerability-in-certain-hikvision-ip-cameras/

Authoritative record: CVE-2017-7921 at cve.org

Weaknesses: CWE-287

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2017-7921 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Sunday, October 4, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.