Vulnerability Report

CVE-2017-7921

CISA KEV Active

Title: Hikvision Ds-2Cd4324F-I\(H\) Auth Bypass

Auth Bypass

Proof Of Concept

PoC Available for CVE-2017-7921

CWE Category CWE-287
Published Date May 06, 2017
Modified Date Jun 17, 2026
Exploit Status Available
Score 9.8 CVSS v3.0
Exploit Probability (EPSS)
100.00%

Vulnerability Summary

CVE-2017-7921: 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.

Impacted Vendors

H
hikvision 58

Reference Links

http://www.hikvision.com/us/about_10805.html http://www.securityfocus.com/bid/98313 https://ghostbin.com/paste/q2vq2 https://ics-cert.us-cert.gov/advisories/ICSA-17-124-01 http://www.hikvision.com/us/about_10805.html http://www.securityfocus.com/bid/98313 https://ghostbin.com/paste/q2vq2 https://ics-cert.us-cert.gov/advisories/ICSA-17-124-01 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/
CVSS v3.1
Source Entity [email protected]
Severity CRITICAL
9.8
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v3.1
Source Entity 134c704f-9b21-4f2e-91b3-4a467353bcc0
Severity CRITICAL
9.8
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v3.0
Source Entity [email protected]
Severity CRITICAL
10.0
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
CHANGED
RAW VECTOR CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS v2.0
Source Entity [email protected]
Severity HIGH
7.5
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:L/Au:N/C:P/I:P/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2017-7921 Exploits & PoCs (Proof Of Concept)

GitHub https://github.com/jorhelp/Ingram
View Code
GitHub https://github.com/chrisjd20/hikvision_CVE-2017-7921_auth_bypass_config_decryptor
View Code
GitHub https://github.com/JrDw0/CVE-2017-7921-EXP
View Code
GitHub https://github.com/BurnyMcDull/CVE-2017-7921
View Code
GitHub https://github.com/K3ysTr0K3R/CVE-2017-7921-EXPLOIT
View Code
MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Stack

No specific products linked.