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CVE-2017-7927· NVD / CVE Program· CNA icscert

A Use of Password Hash Instead of Password for Authentication issue was discovered in Dahua DH-IPC-HDBW23A0RN-ZS, DH-IPC-HDBW13A0SN, DH-IPC-

A Use of Password Hash Instead of Password for Authentication issue was discovered in Dahua DH-IPC-HDBW23A0RN-ZS, DH-IPC-HDBW13A0SN, DH-IPC-HDW1XXX, DH-IPC-HDW2XXX, DH-IPC-HDW4XXX, DH-IPC-HFW1XXX, DH-IPC-HFW2XXX, DH-IPC-HFW4XXX, DH-SD6CXX, DH-NVR1XXX, DH-HCVR4XXX, DH-HCVR5XXX, DHI-HCVR51A04HE-S3, DHI-HCVR51A08HE-S3, and DHI-HCVR58A32S-S2 devices. The use of password hash instead of password for authentication vulnerability was identified, which could allow a malicious user to bypass authentication without obtaining the actual password.

HighCVSS 7.3 · v3.0—No exploit No fix recorded
Published
May 5, 2017
Updated
Jun 16, 2026
EPSS
36.7% · 98th percentile
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Report tools

JSON

Action score

40

Plan

Add it to your regular patch cycle.

CVSS
29 / 40 · 7.3 / 10
CISA KEV
0 / 30 · Not listed
EPSS
11 / 30 · 36.7%

Affected systems

VendorProduct
dahuasecuritydh-ipc-hdbw23a0rn-zs firmware
dahuasecuritydh-ipc-hdbw23a0rn-zs
dahuasecuritydh-ipc-hdbw13a0sn firmware
dahuasecuritydh-ipc-hdbw13a0sn
dahuasecuritydh-ipc-hdw1xxx firmware
dahuasecuritydh-ipc-hdw1xxx
dahuasecuritydh-ipc-hdw2xxx firmware
dahuasecuritydh-ipc-hdw2xxx
dahuasecuritydh-ipc-hdw4xxx firmware
dahuasecuritydh-ipc-hdw4xxx
dahuasecuritydh-ipc-hfw1xxx firmware
dahuasecuritydh-ipc-hfw1xxx

and 18 more

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • dahuasecurity dh-hcvr4xxx firmwareall versions
  • dahuasecurity dh-hcvr5xxx firmwareall versions
  • dahuasecurity dh-ipc-hdbw13a0sn firmwareall versions
  • dahuasecurity dh-ipc-hdbw23a0rn-zs firmwareall versions
  • dahuasecurity dh-ipc-hdw1xxx firmwareall versions
  • dahuasecurity dh-ipc-hdw2xxx firmwareall versions
  • dahuasecurity dh-ipc-hdw4xxx firmwareall versions
  • dahuasecurity dh-ipc-hfw1xxx firmwareall versions
  • dahuasecurity dh-ipc-hfw2xxx firmwareall versions
  • dahuasecurity dh-ipc-hfw4xxx firmwareall versions
  • dahuasecurity dh-nvr1xxx firmwareall versions
  • dahuasecurity dh-sd6cxx firmwareall versions
  • dahuasecurity dhi-hcvr51a04he-s3 firmwareall versions
  • dahuasecurity dhi-hcvr51a08he-s3 firmwareall versions
  • dahuasecurity dhi-hcvr58a32s-s2 firmwareall versions

Versions reported by the vendor

Affected version ranges reported by the assigning authority (icscert). Independent of NVD's CPE analysis and usually ahead of it.

  • n/a Dahua Technology Co., Ltd Digital Video Recorders and IP Cameras

    • Dahua Technology Co., Ltd Digital Video Recorders and IP Camerasaffected

Same product

dahuasecurity: all records

Other highest-scoring records for the same primary product.

  • CVE-2017-7925A Password in Configuration File issue was discovered in Dahua DH-IPC-HDBW23A0RN-ZS, DH-IPC-HDBW13A0SN, DH-IPC-HDW1XXX, DH-IPC-HDW2XXX, DH-I
    54Plan

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • Anyone who can reach it over the internet can trigger it.
  • No account or password is required.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
low · data can be read
Integrity
low · data or configuration can be modified
Availability
low · the service can be disrupted
Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality impact
Low
Integrity impact
Low
Availability impact
Low

Weakness class (CWE)

CWE-836 · Use of Password Hash Instead of Password for Authentication

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

We use this product, ask for help

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records