Hikvision DS-2CDxxxxx 5.2.0/5.3.0/5.4.0 improper authentication

CVSS Meta Temp Score
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CTI Interest Score
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9.4$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Hikvision DS-2CDxxxxx 5.2.0/5.3.0/5.4.0. Impacted is an unknown function. This manipulation causes improper authentication. This vulnerability is tracked as CVE-2017-7921. The attack is possible to be carried out remotely. Moreover, an exploit is present. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Hikvision DS-2CDxxxxx 5.2.0/5.3.0/5.4.0. It has been declared as critical. Affected by this vulnerability is some unknown processing. The manipulation with an unknown input leads to a improper authentication vulnerability. The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

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.

The bug was discovered 03/23/2018. The weakness was disclosed 05/06/2017 (Website). The advisory is shared at hikvision.com. This vulnerability is known as CVE-2017-7921 since 04/18/2017. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are unknown but an exploit is available.

It is declared as attacked. The vulnerability scanner Nessus provides a plugin with the ID 107056 (Hikvision IP Camera Remote Authentication Bypass), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CGI abuses and running in the context r. The CISA Known Exploited Vulnerabilities Catalog lists this issue since 03/05/2026 with a due date of 03/26/2026:

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Upgrading eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (107056) and SecurityFocus (BID 98313†). The entry VDB-100898 is pretty similar. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.5
VulDB Meta Temp Score: 9.4

VulDB Base Score: 8.3
VulDB Temp Score: 7.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 10.0
NVD Vector: 🔍

CNA Base Score: 10.0
CNA Vector: 🔍

ADP CISA Base Score: 9.8
ADP CISA Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Attacked

EPSS Score: 🔍
EPSS Percentile: 🔍

KEV Added: 🔍
KEV Due: 🔍
KEV Remediation: 🔍
KEV Ransomware: 🔍
KEV Notice: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 107056
Nessus Name: Hikvision IP Camera Remote Authentication Bypass
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 103198
OpenVAS Name: Hikvision IP Cameras Multiple Vulnerabilities
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/10/2017 🔍
04/18/2017 +39 days 🔍
05/04/2017 +16 days 🔍
05/05/2017 +1 days 🔍
05/06/2017 +1 days 🔍
05/06/2017 +0 days 🔍
02/28/2018 +298 days 🔍
03/23/2018 +23 days 🔍
03/05/2026 +2904 days 🔍

Sourcesinfo

Advisory: hikvision.com
Researcher: Montecrypto
Status: Confirmed

CVE: CVE-2017-7921 (🔍)
GCVE (CVE): GCVE-0-2017-7921
GCVE (VulDB): GCVE-100-100897
SecurityFocus: 98313 - Multiple Hikvision Cameras ICSA-17-124-01 Multiple Securtiy Vulnerabilities
OSVDB: - CVE-2017-7921 - Hikvision - Ds-2Cd2032-I Firmware - High

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 05/06/2017 18:32
Updated: 03/05/2026 23:01
Changes: 05/06/2017 18:32 (69), 09/24/2020 09:57 (6), 12/22/2020 13:38 (2), 12/27/2024 22:41 (28), 03/05/2026 21:25 (11), 03/05/2026 23:01 (13)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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