VDB-97312 · CVE-2017-6343 · BID 96449

Dahua DHI-HCVR7216A-S3 MD5 access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.9$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Dahua DHI-HCVR7216A-S3. The affected element is an unknown function. Executing a manipulation can lead to access control (MD5). This vulnerability is tracked as CVE-2017-6343. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability has been found in Dahua DHI-HCVR7216A-S3 (unknown version) and classified as problematic. This vulnerability affects an unknown code block. The manipulation with an unknown input leads to a access control vulnerability (MD5). The CWE definition for the vulnerability is CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. As an impact it is known to affect confidentiality. CVE summarizes:

The web interface on Dahua DHI-HCVR7216A-S3 devices with NVR Firmware 3.210.0001.10 2016-06-06, Camera Firmware 2.400.0000.28.R 2016-03-29, and SmartPSS Software 1.16.1 2017-01-19 allows remote attackers to obtain login access by leveraging knowledge of the MD5 Admin Hash without knowledge of the corresponding password, a different vulnerability than CVE-2013-6117.

The weakness was disclosed 02/27/2017 by Andrew (Website). The advisory is shared for download at nullku7.github.io. This vulnerability was named CVE-2017-6343 since 02/26/2017. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 96449†). The entries VDB-97310 and VDB-97311 are pretty similar. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.9

VulDB Base Score: 3.7
VulDB Temp Score: 3.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.1
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Name: MD5
Class: Access control / MD5
CWE: CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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OpenVAS ID: 802934
OpenVAS Name: Dahua Devices Authentication Bypass Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/24/2017 🔍
02/26/2017 +2 days 🔍
02/27/2017 +1 days 🔍
02/27/2017 +0 days 🔍
02/27/2017 +0 days 🔍
06/09/2022 +1928 days 🔍

Sourcesinfo

Advisory: nullku7.github.io
Researcher: Andrew
Status: Not defined

CVE: CVE-2017-6343 (🔍)
GCVE (CVE): GCVE-0-2017-6343
GCVE (VulDB): GCVE-100-97312
SecurityFocus: 96449 - Dahua Security DVR Appliances CVE-2017-6343 Authentication Bypass Vulnerability
OSVDB: - CVE-2017-6343 - Dahua - DHI-HCVR7216A-S3 - Authentication Bypass Issue

See also: 🔍

Entryinfo

Created: 02/27/2017 21:06
Updated: 06/09/2022 15:21
Replaces Duplicates: 🔍
Changes: 02/27/2017 21:06 (63), 09/02/2020 15:56 (3), 06/09/2022 15:21 (3)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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