high
7.5
CWE
20
Advisory Published
Updated

CVE-2024-39944: Input Validation

First published: Wed Jul 31 2024(Updated: )

A vulnerability has been found in Dahua products.Attackers can send carefully crafted data packets to the interface with vulnerabilities, causing the device to crash.

Credit: cybersecurity@dahuatech.com

Affected SoftwareAffected VersionHow to fix
All of
Dahuasecurity Nvr4104-4ks2/l Firmware<4.003.0000000.1.r.240515
Dahuasecurity NVR4104-4KS2/L
All of
Dahua Security NVR4108-4KS2/L Firmware=4.003.0000000.1.r.240515
Dahuasecurity Nvr4108-4ks2/l
All of
Dahua Security NVR4116-4KS2/L Firmware<4.003.0000000.1.r.240515
Dahua Security NVR4116-4KS2/L Firmware
All of
Dahuasecurity Nvr4104-p-4ks2/l Firmware<4.003.0000000.1.r.240515
Dahua Security NVR4104-P-4KS2/L
All of
Dahuasecurity NVR4108-P-4KS2/L Firmware<4.003.0000000.1.r.240515
Dahuasecurity NVR4108-P-4KS2/L Firmware
All of
Dahuasecurity Nvr4108-8p-4ks2/l Firmware<4.003.0000000.1.r.240515
Dahuasecurity Nvr4108-8p-4ks2/l
All of
Dahuasecurity Nvr4116-8p-4ks2/l Firmware<4.003.0000000.1.r.240515
Dahua Security NVR4116-8P-4KS2/L
All of
Dahuasecurity Nvr4104hs-4ks2/l Firmware<4.003.0000000.1.r.240515
Dahua Security NVR4104HS-4KS2/L
All of
Dahua Security NVR4108HS-4KS2/L Firmware<4.003.0000000.1.r.240515
Dahuasecurity Nvr4108hs-4ks2/l
All of
Dahua Security NVR4104HS-P-4KS2/L Firmware<4.003.0000000.1.r.240515
Dahua Security NVR4104HS-P-4KS2/L
All of
Dahuasecurity Nvr4108hs-p-4ks2/l Firmware<4.003.0000000.1.r.240515
Dahua NVR4108HS-P-4KS2/L
All of
Dahuasecurity NVR4108HS-8P-4KS2/L Firmware<4.003.0000000.1.r.240515
Dahuasecurity Nvr4108hs-8p-4ks2/l
All of
Dahua Technology NVR4116HS-8P-4KS2/L Firmware<4.003.0000000.1.r.240515
Dahuasecurity NVR4116HS-8P-4KS2/L
All of
Dahuasecurity NVR4204-4KS2/L Firmware<4.003.0000000.1.r.240515
Dahuasecurity NVR4204-4KS2/L
All of
Dahuasecurity Nvr4208-4ks2/l Firmware<4.003.0000000.1.r.240515
Dahua Security NVR4208-4KS2/L
All of
Dahua Security NVR4216-4KS2/L Firmware<4.003.0000000.1.r.240515
Dahua NVR4216-4KS2/L
All of
Dahuasecurity Nvr4204-p-4ks2/l Firmware<4.003.0000000.1.r.240515
Dahuasecurity NVR4204-P-4KS2/L
All of
Dahuasecurity Nvr4208-8p-4ks2/l Firmware<4.003.0000000.1.r.240515
Dahua Security NVR4208-8P-4KS2/L
All of
Dahuasecurity NVR4216-16P-4KS2/L Firmware<4.003.0000000.1.r.240515
Dahua Security NVR4216-16P-4KS2/L
All of
Dahuasecurity Nvr4232-4ks2/l Firmware<4.003.0000000.1.r.240515
Dahuasecurity NVR4232-4KS2/L
All of
Dahua Security NVR4232-16P-4KS2/L Firmware<4.003.0000000.1.r.240515
Dahuasecurity NVR4232-16P-4KS2/L
All of
Dahuasecurity Nvr4116hs-4ks2/l Firmware<4.003.0000000.1.r.240515
Dahua Security NVR4116HS-4KS2/L
All of
Dahuasecurity NVR4416-4KS2/i Firmware<4.001.0000001.6.r.240725
Dahua NVR4416-4KS2/i
All of
Dahuasecurity NVR4416-16P-4KS2/i Firmware<4.001.0000001.6.r.240725
Dahua NVR4416-16P-4KS2/i
All of
Dahuasecurity Nvr4432-16p-4ks2/i Firmware<4.001.0000001.6.r.240725
Dahua Security NVR4432-16P-4KS2/i
All of
Dahuasecurity Nvr4816-4ks2/i Firmware<4.001.0000001.6.r.240725
Dahuasecurity Nvr4816-4ks2/i
All of
Dahuasecurity Nvr4816-16p-4ks2/i Firmware<4.001.0000001.6.r.240725
Dahuasecurity Nvr4816-16p-4ks2/i
All of
Dahuasecurity Nvr4832-4ks2/i Firmware<4.001.0000001.6.r.240725
Dahuasecurity Nvr4832-4ks2/i
All of
Dahuasecurity NVR4832-16P-4KS2/I Firmware<4.001.0000001.6.r.240725
Dahua NVR4832-16P-4KS2/I
All of
Dahua NVR4432-4KS2/I Firmware<4.001.0000001.6.r.240725
Dahuasecurity NVR4432-4KS2/i
All of
Dahuasecurity NVR4232-16P-4KS3 Firmware<4.003.0000000.0.r.240312
Dahuasecurity Nvr4232-4ks3 Firmware
All of
Dahuasecurity Nvr4232-16p-4ks3<4.003.0000000.0.r.240312
Dahuasecurity NVR4232-16P-4KS3 Firmware
All of
Dahua Security NVR4216-4KS3<4.003.0000000.0.r.240312
Dahua Security NVR4216-4KS3
All of
Dahuasecurity NVR4216-16P-4KS3<4.003.0000000.0.r.240312
Dahuasecurity NVR4216-16P-4KS3 Firmware
All of
Dahuasecurity Nvr4208-8p-4ks3 Firmware<4.003.0000000.0.r.240312
Dahua Security NVR4208-8P-4KS3
All of
Dahuasecurity Nvr4208-4ks3 Firmware<4.003.0000000.0.r.240312
Dahua Security NVR4208-4KS3
All of
Dahua NVR4204-P-4KS3 Firmware<4.003.0000000.0.r.240312
Dahua NVR4204-P-4KS3 Firmware
All of
Dahuasecurity Nvr4204-4ks3 Firmware<4.003.0000000.0.r.240312
Dahua Security NVR4204-4KS3
All of
Dahua Security NVR4116HS-8P-4KS3<4.003.0000000.0.r.240312
Dahua Security NVR4116HS-8P-4KS3
All of
Dahua Security NVR4116HS-4KS3<4.003.0000000.0.r.240312
Dahua Security NVR4116HS-4KS3
All of
Dahuasecurity Nvr4108hs-p-4ks3 Firmware<4.003.0000000.0.r.240312
Dahuasecurity Nvr4108hs-p-4ks3 Firmware
All of
Dahuasecurity Nvr4108hs-8p-4ks3 Firmware<4.003.0000000.0.r.240312
Dahuasecurity Nvr4108hs-8p-4ks3 Firmware
All of
Dahuasecurity Nvr4108hs-4ks3(960g) Firmware<4.003.0000000.0.r.240312
Dahua NVR4108HS-4KS3(960G)
All of
Dahua Security NVR4104HS-P-4KS3 (960G)<4.003.0000000.0.r.240312
Dahua Security NVR4104HS-P-4KS3
All of
Dahuasecurity Nvr4104hs-4ks3(960g) Firmware<4.003.0000000.0.r.240312
Dahuasecurity NVR4104HS-4KS3 (960G)
All of
Dahuasecurity Nvr4116-8p-4ks3<4.003.0000000.0.r.240312
Dahuasecurity Nvr4116-8p-4ks3 Firmware
All of
Dahuasecurity NVR4116HS-4KS3 Firmware<4.003.0000000.0.r.240312
Dahuasecurity Nvr4116-4ks3 Firmware
All of
Dahuasecurity Nvr4108-p-4ks3 Firmware<4.003.0000000.0.r.240312
Dahuasecurity Nvr4108-p-4ks3 Firmware
All of
Dahuasecurity Nvr4104-4ks3<4.003.0000000.0.r.240312
Dahuasecurity NVR4104HS-4KS3 (960G)
All of
Dahuasecurity Nvr4108-8p-4ks3<4.003.0000000.0.r.240312
Dahuasecurity Nvr4108-8p-4ks3 Firmware
All of
Dahua Technology NVR4108-4KS3 Firmware<4.003.0000000.0.r.240312
Dahua Technology NVR4108-4KS3 Firmware
All of
Dahuasecurity Nvr4104-p-4ks3 Firmware<4.003.0000000.0.r.240312
Dahuasecurity Nvr4104-p-4ks3 Firmware
All of
Dahuasecurity Nvr4104hs-p-4ks3(960g) Firmware<4.003.0000000.0.r.240312
Dahua Security NVR4104HS-P-4KS3 (960G)
All of
Dahuasecurity Nvr4104hs-4ks3(960g) Firmware<4.003.0000000.0.r.240312
Dahuasecurity NVR4104HS-4KS3 (960G)
All of
Dahuasecurity Nvr4108hs-4ks3(960g) Firmware<4.003.0000000.0.r.240312
Dahua NVR4108HS-4KS3(960G)
All of
Dahuasecurity Nvr4104-p-4ks3 Firmware<4.003.0000000.0.r.240312
Dahua Security NVR4104-P-4KS3 (960G)
All of
Dahua IPC-HFS8849G-Z3-LED<3.140.0000000.30.r.240725
Dahuasecurity IPC-HFS8849G-Z3-LED Firmware
All of
Dahua IPC-HFS8449G-Z7-LED<3.140.0000000.30.r.240725
Dahuasecurity IPC-HFS8449G-Z7-LED Firmware

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2024-39944?

    The severity of CVE-2024-39944 is classified as critical due to the potential for attackers to crash affected Dahua devices.

  • How do I fix CVE-2024-39944?

    To fix CVE-2024-39944, update the affected Dahua devices to the latest firmware version available from the vendor.

  • Which devices are affected by CVE-2024-39944?

    CVE-2024-39944 affects multiple Dahua NVR models that are running specific firmware versions prior to 4.003.0000000.1.r.240515.

  • What kind of attack vector is exploited in CVE-2024-39944?

    CVE-2024-39944 is exploited through carefully crafted data packets sent to the device, leading to a crash.

  • Can CVE-2024-39944 be mitigated before applying the fix?

    Yes, to mitigate CVE-2024-39944, limit the network access to affected devices and monitor for suspicious network activity.

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