How severe is CVE-2017-6343?

CVE-2017-6343 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-6343 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 60% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-6343?

CVE-2017-6343 primarily affects Dahuasecurity Camera Firmware. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-6343?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2017-6343 published?

CVE-2017-6343 was published on 2017-02-27 and last updated on 2026-06-17.

CVE-2017-6343

CVE-2017-6343 is a high-severity vulnerability in Dahuasecurity Camera Firmware with a CVSS 3.x base score of 8.1. Its EPSS exploit-prediction score of 60% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-287.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v2: 9.3
EPSS exploit prediction: 60% (99th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Dahuasecurity Camera Firmware
Published: 2017-02-27
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2017-6343?: 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.
How severe is CVE-2017-6343?: CVE-2017-6343 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-6343 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 60% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-6343?: CVE-2017-6343 primarily affects Dahuasecurity Camera Firmware. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-6343?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2017-6343 published?: CVE-2017-6343 was published on 2017-02-27 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:o:dahuasecurity:camera_firmware:2.400.0000.28.r:*:*:*:*:*:*:*
cpe:2.3:o:dahuasecurity:nvr_firmware:3.210.0001.10:*:*:*:*:*:*:*
cpe:2.3:o:dahuasecurity:smartpss_firmware:1.16.1:*:*:*:*:*:*:*

More vulnerabilities in Dahuasecurity Camera Firmware

CVE-2017-6342 — Critical (CVSS 9.8): An issue was discovered on Dahua DHI-HCVR7216A-S3 devices with NVR Firmware 3.210.0001.10 2016-06-06, Camera Firmware…
CVE-2017-6341 — Medium (CVSS 5.9): 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,…

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