CVE-2017-6343: The web interface on Dahua DHI-HCVR7216A-S3 devices with NVR Firmware 3.210.0001.10 2016-06-06, Camera Firmwar

This week

HIGH 8.1REMOTEMITIGATEMITIGATEMITIGATE

CVE-2017-6343 is a high-severity flaw (CVSS 8.1) affecting camera firmware, nvr firmware, smartpss firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

High severity
EPSS top 1%: very likely to be exploited
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	8.1 (High)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	60.3% (top 1%)
CISA exploited list	No
Weakness	CWE-287
Published	2017-02-27
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: dahuasecurity

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2017-02-27 07:59 UTCPublished CVE record published
2026-06-17 01:22 UTCUpdated Record last modified

dahuasecurity camera firmware MITIGATE

Affected: 2.400.0000.28.r

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.400.0000.28.r

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

dahuasecurity nvr firmware MITIGATE

Affected: 3.210.0001.10

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.210.0001.10

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

dahuasecurity smartpss firmware MITIGATE

Affected: 1.16.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.16.1

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2017-6343?

camera firmware: mitigate or apply the listed mitigation; nvr firmware: mitigate or apply the listed mitigation; smartpss firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2017-6343 being exploited?

CVE-2017-6343 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2017-6343 affect?

CVE-2017-6343 affects camera firmware, nvr firmware, smartpss firmware. Severity is high (CVSS 8.1). 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

How urgent is CVE-2017-6343?

Priority 58/100. High severity; EPSS top 1%: very likely to be exploited; Remotely exploitable, no login, no user action

Software pages

Dahua vulnerabilities

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References

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