VulnRadar

Data against noise.

Page generated: 07 Nov 2026, 04:47 UTC

CVE-2017-7921

Read full 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.

CVSS 9.8 (CRITICAL) KEV: KNOWN CATALOG

Attention and evidence

HYPE SCORE

0.0/10

REALITY · THREAT PRIORITY

9.0/10

General review priority; not probability

Evidence confidence: Exploitation recorded

Why this priority?

Recorded exploitation baseline: +7.00
Technical severity: CVSS 9.8: +1.47
Fresh EPSS: 100.00%: +0.50

General review priority, not probability, victim count or asset-specific risk. A range covers missing CVSS/EPSS inputs within the current evidence state.

Sources: 10 documents and public datasets.

Hype components

Headline sample (25%)

0/100

Press, 30 days (60%)

0/100

Grounded branding (15%)

0/100

HYPE TOTAL0/100

Sources and documents

CyberSecurityNews

Press · 09 Mar 2026, 07:00 · Hikvision Multiple Products Vulnerability Allows Malicious Users to Escalate Privileges - CyberSecurityNews

The420.in

Press · 09 Mar 2026, 07:00 · Critical Vulnerability Found in Multiple Hikvision Products, Hackers Could Gain Full Access - The420.in

SOCRadar

Press · 06 Mar 2026, 08:00 · CISA Flags Hikvision Camera & Rockwell Logix Flaws as - SOCRadar

The Hacker News

Press · 06 Mar 2026, 08:00 · Hikvision and Rockwell Automation CVSS 9.8 Flaws Added to CISA KEV Catalog - The Hacker News

CyberSecurityNews

Press · 05 Mar 2026, 08:00 · Threat Actors Intensify Targeting of IP Cameras Across Middle East Amid Ongoing Conflict - CyberSecurityNews

See all 10 source documents

Field Effect

Press · 03 Oct 2025, 07:00 · Legacy Hikvision camera vulnerability resurfaces in active exploits - Field Effect

Cyber Press

Press · 25 Sep 2025, 07:00 · Security Vulnerability in Hikvision Cameras Enables Unauthorized Access to Sensitive Information - Cyber Press

CyberSecurityNews

Press · 25 Sep 2025, 07:00 · Hackers Exploiting Hikvision Camera Vulnerability to Access Sensitive Information - CyberSecurityNews

GBHackers News

Press · 25 Sep 2025, 07:00 · Hackers Exploit Hikvision Camera Flaw to Steal Sensitive Data - GBHackers News

Infosecurity Magazine

Press · 20 Dec 2024, 08:00 · Webcams and DVRs Vulnerable to HiatusRAT, FBI Warns - Infosecurity Magazine

Score evolution

● Hype ● Reality

Earlier evidence-support scores are retained in history; this chart shows only the current priority definition.

First record: hype 0.0 · reality 9.0 (2026-11-02 15:12). The curve appears once the score changes.

Public exploit evidence

Public exploit entries / repo candidates

See 2 repos with metrics

Repository	Stars	Forks	Language	Updated
BurnyMcDull/CVE-2017-7921	35	4	Go	19 Nov 2020, 08:58
voidsshadows/Hikvision-City-Hunter	19	2	Python	19 Nov 2025, 00:35

Evidence context and dated references

Reality is general threat/review priority, combining observed exploitation, CVSS severity and fresh EPSS. Evidence confidence is separate. This is not calibrated risk, a victim count or an asset-specific assessment. A range reflects missing numeric inputs.

Evidence in context

Confidence in exploitation evidence: Exploitation recorded
Priority basis: Recorded exploitation; CVSS 9.8; EPSS 100.0%
Attention, last 30 days: 0 distinct story titles; 0 press documents; 0 publisher domains.
Technical potential: network access, no prior privileges, no user interaction.
Observed activity: Exploitation recorded in CISA KEV.
Known scale: Not quantified.
Evidence confidence basis: Trusted exploitation confirmation

Score evaluated: 2026-11-05 13:57:53.595498+00:00 · EPSS snapshot: 2026-11-05T12:03:04Z

Source event timeline

Published

06 May 2017, 00:00

First press mention

20 Dec 2024, 08:00

Added to the CISA KEV catalog

05 Mar 2026, 00:00

Latest press mention

09 Mar 2026, 07:00

Score calculated

05 Nov 2026, 13:57

PoCs on GitHub

2 repositories