A vulnerability has been found in Dahua products.

published 2024-07-31 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-38313

cvss: 4.9; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.5%; EPSS 0.5% chance of exploitation in 30 days, percentile 39%
public exploits: 0; none known

A vulnerability has been found in Dahua products. After obtaining the administrator's username and password, the attacker can send a carefully crafted data packet to the interface with vulnerabilities, causing the device to crash.

Patch / fix

fixed in 20

dahuasecurity nvr4104-4ks2/l_firmware 4.003.0000000.1.r.240515
dahuasecurity nvr4116-4ks2/l_firmware 4.003.0000000.1.r.240515
dahuasecurity nvr4104-p-4ks2/l_firmware 4.003.0000000.1.r.240515
dahuasecurity nvr4108-p-4ks2/l_firmware 4.003.0000000.1.r.240515
dahuasecurity nvr4108-8p-4ks2/l_firmware 4.003.0000000.1.r.240515
dahuasecurity nvr4116-8p-4ks2/l_firmware 4.003.0000000.1.r.240515
dahuasecurity nvr4104hs-4ks2/l_firmware 4.003.0000000.1.r.240515
dahuasecurity nvr4108hs-4ks2/l_firmware 4.003.0000000.1.r.240515
dahuasecurity nvr4104hs-p-4ks2/l_firmware 4.003.0000000.1.r.240515
dahuasecurity nvr4108hs-p-4ks2/l_firmware 4.003.0000000.1.r.240515
dahuasecurity nvr4108hs-8p-4ks2/l_firmware 4.003.0000000.1.r.240515
dahuasecurity nvr4116hs-8p-4ks2/l_firmware 4.003.0000000.1.r.240515
dahuasecurity nvr4204-4ks2/l_firmware 4.003.0000000.1.r.240515
dahuasecurity nvr4208-4ks2/l_firmware 4.003.0000000.1.r.240515
dahuasecurity nvr4216-4ks2/l_firmware 4.003.0000000.1.r.240515
dahuasecurity nvr4204-p-4ks2/l_firmware 4.003.0000000.1.r.240515
dahuasecurity nvr4208-8p-4ks2/l_firmware 4.003.0000000.1.r.240515
dahuasecurity nvr4216-16p-4ks2/l_firmware 4.003.0000000.1.r.240515
dahuasecurity nvr4232-4ks2/l_firmware 4.003.0000000.1.r.240515
dahuasecurity nvr4232-16p-4ks2/l_firmware 4.003.0000000.1.r.240515

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 2 y ago (2024-07-31)

Exploit prediction

0.46% chance of exploitation in the next 30 days, higher than 39% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	4.9	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
NVD	3.1	4.9	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Affected products

Dahua NVR4XXX

Classification

Weakness

CWE-703 Improper Check or Handling of Exceptional Conditions

References

dahuasecurity.com /aboutUs/trustedCenter/details/768
vendor-advisory

Sources

CVE List CVE-2024-39945
NVD CVE-2024-39945

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary