CVE-2019-9678
Dahua
- Published
- 18 September 2019
- Last modified
- 17 June 2026
- CVSS
- 7.5 v3.1
- Severity
- high
- EPSS
- 1.0% (62th pct)
- CISA KEV
- Not listed
- NVD status
- Modified
- Weaknesses
- None assigned
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Description
Some Dahua products have the problem of denial of service during the login process. An attacker can cause a device crashed by constructing a malicious packet. Affected products include: IPC-HDW1X2X,IPC-HFW1X2X,IPC-HDW2X2X,IPC-HFW2X2X,IPC-HDW4X2X,IPC-HFW4X2X,IPC-HDBW4X2X,IPC-HDW5X2X,IPC-HFW5X2X for versions which Build time is before August 18, 2019.
Exploitation
Not listed in the CISA Known Exploited Vulnerabilities catalogue as of 2026.09.04. That is an absence of confirmed public exploitation, not evidence that exploitation has not occurred. EPSS models a 1.0% probability of exploitation activity in the next 30 days.
Affected products
| Product | Vendor | Type | Versions named |
|---|---|---|---|
| Ipc-hdbw4x2x | Dahua | IP camera | < 2019-08-18 |
| Ipc-hdw1x2x | Dahua | IP camera | < 2019-08-18 |
| Ipc-hdw2x2x | Dahua | IP camera | < 2019-08-18 |
| Ipc-hdw4x2x | Dahua | IP camera | < 2019-08-18 |
| Ipc-hdw5x2x | Dahua | IP camera | < 2019-08-18 |
| Ipc-hfw1x2x | Dahua | IP camera | < 2019-08-18 |
| Ipc-hfw2x2x | Dahua | IP camera | < 2019-08-18 |
| Ipc-hfw4x2x | Dahua | IP camera | < 2019-08-18 |
| Ipc-hfw5x2x | Dahua | IP camera | < 2019-08-18 |
References
Vendor advisory and patch
- https://www.dahuasecurity.com/support/cybersecurity/details/637
- https://www.dahuasecurity.com/support/cybersecurity/details/637
Record assembled from NVD, CISA KEV 2026.09.04 and FIRST EPSS 2026-09-04. Affected products are those NVD's CPE configuration names that fall inside this site's scope; a CVE may affect products outside it.