Dahua IPC-HX8XXX/NVR4XXX Data Packet denial of service

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Dahua IPC-HX8XXX and NVR4XXX. This vulnerability affects unknown code of the component Data Packet Handler. The manipulation leads to denial of service. This vulnerability is documented as CVE-2024-39944. The attack can be initiated remotely. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Dahua IPC-HX8XXX and NVR4XXX (the affected version is unknown). It has been rated as critical. This issue affects an unknown code of the component Data Packet Handler. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. The summary by CVE is:

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.

The advisory is shared at dahuasecurity.com. The identification of this vulnerability is CVE-2024-39944 since 07/05/2024. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1499 for this issue.

Upgrading eliminates this vulnerability.

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Productinfo

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.4

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 7.5
CNA Vector (dahua): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/05/2024 🔍
07/31/2024 +26 days 🔍
07/31/2024 +0 days 🔍
08/20/2024 +20 days 🔍

Sourcesinfo

Advisory: dahuasecurity.com
Status: Confirmed

CVE: CVE-2024-39944 (🔍)
GCVE (CVE): GCVE-0-2024-39944
GCVE (VulDB): GCVE-100-273221

Entryinfo

Created: 07/31/2024 06:24
Updated: 08/20/2024 06:21
Changes: 07/31/2024 06:24 (62), 08/01/2024 01:41 (1), 08/20/2024 06:21 (11)
Complete: 🔍
Cache ID: 216::103

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