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CVE-2024-39945

MEDIUM
4.9
CVSS Score
Published: July 31, 2024 at 03:16 AM UTC
Updated: June 17, 2026 at 07:43 AM UTC
113 products affected across 2 vendorsNvr4416-4ks2 /i FirmwareNvr4832-16p 4KS2 /i FirmwareNvr4816-4ks2 /i Firmware

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Severity
MEDIUM4.9
Exploit prediction
EPSS 0.5%
SSVC
No known exploit

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Nvr4104-4ks2 /l Firmware· Dahuasecurity
95%
v < 4.003.0000000.1.r.240515
Affected range stops below 4.003.0000000.1.r.240515, so it looks safe — our inference, not a vendor statement
dahuasecurity-nvr4104-4ks2-l (same device)
Nvr4104-4ks3 Firmware· Dahuasecurity
95%
v < 4.003.0000000.0.r.240312
Affected range stops below 4.003.0000000.0.r.240312, so it looks safe — our inference, not a vendor statement
dahuasecurity-nvr4104-4ks3 (same device)
Nvr4104-p 4KS2 /l Firmware· Dahuasecurity
95%
v < 4.003.0000000.1.r.240515
Affected range stops below 4.003.0000000.1.r.240515, so it looks safe — our inference, not a vendor statement
dahuasecurity-nvr4104-p-4ks2-l (same device)
Nvr4104-p 4KS3 (960g ) Firmware· Dahuasecurity
95%
v < 4.003.0000000.0.r.240312
Affected range stops below 4.003.0000000.0.r.240312, so it looks safe — our inference, not a vendor statement
dahuasecurity-nvr4104-p-4ks3-960g (same device)
Nvr4104-p 4KS3 Firmware· Dahuasecurity
95%
v < 4.003.0000000.0.r.240312
Affected range stops below 4.003.0000000.0.r.240312, so it looks safe — our inference, not a vendor statement
dahuasecurity-nvr4104-p-4ks3 (same device)
NVR4104HS 4KS2 /l Firmware· Dahuasecurity
95%
v < 4.003.0000000.1.r.240515
Affected range stops below 4.003.0000000.1.r.240515, so it looks safe — our inference, not a vendor statement
dahuasecurity-nvr4104hs-4ks2-l (same device)
NVR4104HS 4KS3 (960g ) Firmware· Dahuasecurity
95%
v < 4.003.0000000.0.r.240312
Affected range stops below 4.003.0000000.0.r.240312, so it looks safe — our inference, not a vendor statement
dahuasecurity-nvr4104hs-4ks3-960g (same device)
NVR4104HS 4KS3 Firmware· Dahuasecurity
95%
v < 4.003.0000000.0.r.240312
Affected range stops below 4.003.0000000.0.r.240312, so it looks safe — our inference, not a vendor statement
dahuasecurity-nvr4104hs-4ks3 (same device)
NVR4104HS P 4KS2 /l Firmware· Dahuasecurity
95%
v < 4.003.0000000.1.r.240515
Affected range stops below 4.003.0000000.1.r.240515, so it looks safe — our inference, not a vendor statement
dahuasecurity-nvr4104hs-p-4ks2-l (same device)
NVR4104HS P 4KS3 (960g ) Firmware· Dahuasecurity
95%
v < 4.003.0000000.0.r.240312
Affected range stops below 4.003.0000000.0.r.240312, so it looks safe — our inference, not a vendor statement
dahuasecurity-nvr4104hs-p-4ks3-960g (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: [email protected]
https://www.dahuasecurity.com/aboutUs/trustedCenter/details/768

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.9MEDIUMdahua
Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-noinfoCWE-703

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