Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2019-3948

Severity CVSS v4.0:
Pending analysis
Type:
CWE-306 Missing Authentication for Critical Function
Publication date:
29/07/2019
Last modified:
24/08/2020

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.

Impact

Vector 3.x
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS v3.1 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): None
Availability (A): None

Base Score 3.x
7.50
Severity 3.x
HIGH
Vector 2.0
AV:N/AC:L/Au:N/C:P/I:N/A:N CVSS v2.0 Severity and Metrics:

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): None
Availability (A): None

Base Score 2.0
5.00
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:amcrest:ip2m-841b_firmware:2.520.ac00.18.r:*:*:*:*:*:*:*
cpe:2.3:h:amcrest:ip2m-841b:-:*:*:*:*:*:*:*
cpe:2.3:o:dahua:dh-ipc-hx863x:*:*:*:*:*:*:*:* 2018-05-18 (excluding)
cpe:2.3:o:dahua:dh-ipc-hx883x:*:*:*:*:*:*:*:* 2018-05-18 (excluding)
cpe:2.3:o:dahua:dh-sd4xxxxx:*:*:*:*:*:*:*:* 2018-05-18 (excluding)
cpe:2.3:o:dahua:dh-sd5xxxxx:*:*:*:*:*:*:*:* 2018-05-18 (excluding)
cpe:2.3:o:dahua:dh-sd6xxxxx:*:*:*:*:*:*:*:* 2018-05-18 (excluding)
cpe:2.3:o:dahua:ipc-hx4x3x:*:*:*:*:*:*:*:* 2018-05-18 (excluding)
cpe:2.3:o:dahua:ipc-hx5x3x:*:*:*:*:*:*:*:* 2018-05-18 (excluding)
cpe:2.3:o:dahua:ipc-xxbxx:*:*:*:*:*:*:*:* 2018-05-18 (excluding)
cpe:2.3:o:dahua:nvr2xxx-4ks2:*:*:*:*:*:*:*:* 2018-05-18 (excluding)
cpe:2.3:o:dahua:nvr4xxx-4ks2:*:*:*:*:*:*:*:* 2018-05-18 (excluding)
cpe:2.3:o:dahua:nvr5xxx-4ks2:*:*:*:*:*:*:*:* 2018-05-18 (excluding)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools