HIGH
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
Published Jul 29, 2019
7.5
HIGHCVSS 3.0
EPSS 25.02%
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.
Affected products
- Vendor n/a Product Dahua DH-IPC HX883X and DH-IPC-HX863X Defaultn/a
- Version V2.622.0000000.7.RStatusaffectedConstraints-
- Version
- Vendor n/a Product Dahua DH-SD4XXXXX Defaultn/a
- Version V2.623.0000000.7.RStatusaffectedConstraints-
- Version
- Vendor n/a Product Dahua DH-SD5XXXXX Defaultn/a
- Version V2.623.0000000.1.RStatusaffectedConstraints-
- Version
- Vendor n/a Product Dahua DH-SD6XXXXX Defaultn/a
- Version V2.640.0000000.2.R and V2.623.0000000.1.RStatusaffectedConstraints-
- Version
- Vendor n/a Product Dahua IPC HX5X3X and HX4X3X Defaultn/a
- Version V2.800.0000008.0.RStatusaffectedConstraints-
- Version
- Vendor n/a Product Dahua IPC-XXBXX Defaultn/a
- Version V2.622.0000000.9.RStatusaffectedConstraints-
- Version
- Vendor n/a Product Dahua NVR4XXX-4KS2 Defaultn/a
- Version V3.216.0000006.0.R and NVR2XXX-4KS2StatusaffectedConstraints-
- Version
- Vendor n/a Product Dahua NVR5XX-4KS2 Defaultn/a
- Version V3.216.0000006.0.RStatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| n/a | Dahua DH-IPC HX883X and DH-IPC-HX863X | n/a |
| ||||||
| n/a | Dahua DH-SD4XXXXX | n/a |
| ||||||
| n/a | Dahua DH-SD5XXXXX | n/a |
| ||||||
| n/a | Dahua DH-SD6XXXXX | n/a |
| ||||||
| n/a | Dahua IPC HX5X3X and HX4X3X | n/a |
| ||||||
| n/a | Dahua IPC-XXBXX | n/a |
| ||||||
| n/a | Dahua NVR4XXX-4KS2 | n/a |
| ||||||
| n/a | Dahua NVR5XX-4KS2 | n/a |
|
Configuration 1
AND
- 2.520.ac00.18.r
Configuration 2
OR
- < 2018-05-18
- < 2018-05-18
- < 2018-05-18
- < 2018-05-18
- < 2018-05-18
- < 2018-05-18
- < 2018-05-18
- < 2018-05-18
- < 2018-05-18
- < 2018-05-18
- < 2018-05-18
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
7.5 HIGH NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact None
Availability Impact None
5.0 MEDIUM NVD
AV:N/AC:L/Au:N/C:P/I:N/A:N
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact None
Availability Impact None
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
25.02% 0.25018
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
EPSS probability 0.25018
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (39 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 25.02% (0.25018) | 97.86th | v5 (v2026.06.15) |
| Sep 22, 2026 | 25.02% (0.25018) | 97.82th | v5 (v2026.06.15) |
| Sep 21, 2026 | 16.82% (0.16823) | 96.96th | v5 (v2026.06.15) |
| Sep 6, 2026 | 25.02% (0.25018) | 97.77th | v5 (v2026.06.15) |
| Sep 5, 2026 | 16.82% (0.16823) | 96.89th | v5 (v2026.06.15) |
| Aug 30, 2026 | 25.02% (0.25018) | 97.76th | v5 (v2026.06.15) |
| Aug 28, 2026 | 16.82% (0.16823) | 96.87th | v5 (v2026.06.15) |
| Aug 24, 2026 | 25.02% (0.25018) | 97.75th | v5 (v2026.06.15) |
| Aug 23, 2026 | 16.82% (0.16823) | 96.86th | v5 (v2026.06.15) |
| Jul 27, 2026 | 25.02% (0.25018) | 97.69th | v5 (v2026.06.15) |
| Jun 15, 2026 | 26.70% (0.26697) | 97.76th | v5 (v2026.06.15) |
| Jan 20, 2026 | 45.75% (0.45751) | 97.51th | v4 (v2025.03.14) |
| Nov 21, 2025 | 37.99% (0.37992) | 97.04th | v4 (v2025.03.14) |
| Nov 18, 2025 | 67.83% (0.67831) | 98.60th | v4 (v2025.03.14) |
| Sep 6, 2025 | 37.99% (0.37992) | 97.11th | v4 (v2025.03.14) |
| May 9, 2025 | 44.52% (0.44516) | 97.38th | v4 (v2025.03.14) |
| Mar 30, 2025 | 42.51% (0.42510) | 97.19th | v4 (v2025.03.14) |
| Mar 29, 2025 | 32.94% (0.32940) | 95.14th | v4 (v2025.03.14) |
| Mar 17, 2025 | 42.51% (0.42510) | 97.15th | v4 (v2025.03.14) |
| Dec 17, 2024 | 3.02% (0.03024) | 90.72th | v3 (v2023.03.01) |
| Aug 9, 2024 | 7.38% (0.07383) | 94.17th | v3 (v2023.03.01) |
| Jul 22, 2024 | 10.09% (0.10086) | 94.97th | v3 (v2023.03.01) |
| Jun 19, 2024 | 7.36% (0.07357) | 94.10th | v3 (v2023.03.01) |
| May 18, 2024 | 9.43% (0.09427) | 94.70th | v3 (v2023.03.01) |
| Mar 25, 2024 | 10.14% (0.10144) | 94.79th | v3 (v2023.03.01) |
| Nov 22, 2023 | 9.88% (0.09884) | 94.25th | v3 (v2023.03.01) |
| May 18, 2023 | 10.20% (0.10204) | 94.06th | v3 (v2023.03.01) |
| Apr 30, 2023 | 11.36% (0.11359) | 94.34th | v3 (v2023.03.01) |
| Apr 15, 2023 | 12.52% (0.12519) | 94.56th | v3 (v2023.03.01) |
| Mar 28, 2023 | 11.09% (0.11086) | 94.22th | v3 (v2023.03.01) |
| Mar 12, 2023 | 11.68% (0.11677) | 94.36th | v3 (v2023.03.01) |
| Mar 7, 2023 | 10.44% (0.10436) | 94.05th | v3 (v2023.03.01) |
| Mar 6, 2023 | 8.38% (0.08382) | 93.89th | v2 (v2022.01.01) |
| Apr 1, 2022 | 8.38% (0.08382) | 93.35th | v2 (v2022.01.01) |
| Feb 4, 2022 | 33.20% (0.33195) | 96.59th | v2 (v2022.01.01) |
| Feb 3, 2022 | 4.50% (0.04504) | 76.47th | v1 |
| Jan 6, 2022 | 4.50% (0.04504) | 76.26th | v1 |
| Sep 1, 2021 | 4.50% (0.04504) | 84.13th | v1 |
| Apr 14, 2021 | 4.50% (0.04504) | 0.00th | v1 |
Weaknesses (1)
References (4)
- http://packetstormsecurity.com/files/153813/Amcrest-Cameras-2.520.AC00.18.R-Unauthenticated-Audio-Streaming.html x_refsource_MISCExploitThird Party AdvisoryVDB Entry
- https://us.dahuasecurity.com/wp-content/uploads/2019/08/Cybersecurity_2019-08-02.pdf x_refsource_MISC
- https://www.dahuasecurity.com/support/cybersecurity/details/627?us x_refsource_MISC
- https://www.tenable.com/security/research/tra-2019-36 x_refsource_MISCExploitThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| http://packetstormsecurity.com/files/153813/Amcrest-Cameras-2.520.AC00.18.R-Unauthenticated-Audio-Streaming.html | x_refsource_MISCExploitThird Party AdvisoryVDB Entry | |
| https://us.dahuasecurity.com/wp-content/uploads/2019/08/Cybersecurity_2019-08-02.pdf | x_refsource_MISC | |
| https://www.dahuasecurity.com/support/cybersecurity/details/627?us | x_refsource_MISC | |
| https://www.tenable.com/security/research/tra-2019-36 | x_refsource_MISCExploitThird Party Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner tenable
Published Jul 29, 2019
Updated Aug 4, 2024
Reserved Jan 3, 2019
Link CVE-2019-3948
CISA Vulnrichment
Updated n/a