CVE-2019-3948

The Amcrest IP2M-841B IP camera firmware version V2.520.AC00.18.R does not require authentication...

7.5 HighPublic exploit

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.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: None
Availability: None

Exploit likelihood

25.0%Up 20.5 points since Apr 14, 2021

What each source reports

NVD Score used 7.5

Record: CVE-2019-3948
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:P/I:N/A:N
Weakness: CWE-306
Updated: 2026-11-02

CVE List No score

Record: CVE-2019-3948
Updated: 2026-11-02

EUVDEUVD-2019-13555 No score

Record: EUVD-2019-13555
Updated: 2026-11-03

GitHub AdvisoriesGHSA-f9fm-89ph-x8pr No score

The Amcrest IP2M-841B IP camera firmware version V2.520.AC00.18.R does not require authentication...

The Amcrest IP2M-841B IP camera firmware version V2.520.AC00.18.R does not require authentication to access the HTTP endpoint /videotalk. An unauthenticated, remote person can connect to this endpoint and listen to the audio the camera is capturing.

Record: GHSA-f9fm-89ph-x8pr
Updated: 2026-11-02

Affected products

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
Exploit-DB	Amcrest Cameras 2.520.AC00.18.R - Unauthenticated Audio Streaming	2019-07-30

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, Exploit-DB, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2019-3948 is a high vulnerability (CVSS 7.5) in Dahua Dh-ipc-hx863x, published July 29, 2019. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 25.0%, the 97th percentile. No source names a fixed version.