CVE-2017-7921 CISA KEV · Actively exploited

Hikvision Multiple Products Improper Authentication Vulnerability

CVSS score

—

EPSS probability

%100.0

Risk score

—

Published

7 mo ago

Vulnerability Timeline (Change History)

CVE-2017-7921 historical changes made to the vulnerability by NVD, CISA and MITRE:

Date	Actor / Source	Action / Description	Type	Previous value	New value
05.03.2026	nvd@nist.gov	Initial Analysis & CVSS Vector Assignment	CVSS V3.1	—	AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
05.03.2026	CISA Coordinator	Added to KEV Catalog (Active Exploitation)	SSVC / KEV	exploitation: none	exploitation: active
05.03.2026	MITRE / NVD	New CVE Record Received & Ingested	CVE Created	—	CVE-2017-7921

7.2

Patch status unknownEPSS %12 mo ago

8.8

Patch status unknownEPSS %09 mo ago

6.1

Patch status unknownEPSS %01 mo ago

7.1

Patch status unknownEPSS %01 mo ago

4.3

Patch status unknownEPSS %01 mo ago

Workaround Public Exploits:7EPSS %1004 y ago

Affected products, version ranges, exploitation status and patch information in a single request, with a free key.

curl -H "x-api-key: $DAYBREACH_API_KEY" \
  "https://api.daybreach.dev/api/v1/intel/cves/CVE-2017-7921"