Dahua IPC-HFW1XXX/IPC-HDW1XXX/IPC-HFW2XXX prior 2018-11 Redirect memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.4$0-$5k0.00

A vulnerability was found in Dahua IPC-HFW1XXX, IPC-HDW1XXX and IPC-HFW2XXX. It has been classified as critical. This affects an unknown function of the component Redirect Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Buffer overflow vulnerability found in some Dahua IP Camera devices IPC-HFW1XXX,IPC-HDW1XXX,IPC-HFW2XXX Build before 2018/11. The vulnerability exits in the function of redirection display for serial port printing information, which can not be used by product basic functions. After an attacker logs in locally, this vulnerability can be exploited to cause device restart or arbitrary code execution. Dahua has identified the corresponding security problems in the static code auditing process, so it has gradually deleted this function, which is no longer available in the newer devices and softwares. Dahua has released versions of the affected products to fix the vulnerability.

The weakness was disclosed 06/12/2019. This vulnerability is uniquely identified as CVE-2019-9676 since 03/11/2019. An attack has to be approached locally. The successful exploitation requires a authentication. Neither technical details nor an exploit are publicly available.

Upgrading to version 2018-11 eliminates this vulnerability.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: Yes
Remote: No

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: 🔍

Upgrade: IPC-HFW1XXX/IPC-HDW1XXX/IPC-HFW2XXX 2018-11

Timelineinfo

03/11/2019 🔍
06/12/2019 +93 days 🔍
06/12/2019 +0 days 🔍
10/05/2023 +1576 days 🔍

Sourcesinfo

Advisory: dahuasecurity.com
Status: Not defined

CVE: CVE-2019-9676 (🔍)

Entryinfo

Created: 06/12/2019 10:06 PM
Updated: 10/05/2023 09:06 AM
Changes: 06/12/2019 10:06 PM (36), 06/23/2020 04:55 PM (17), 10/05/2023 09:06 AM (4)
Complete: 🔍

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