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CVE-2021-40007: Security Advisory - Information Disclosure Vulnerability in some Huawei Products

There is an information leak vulnerability in eCNS280_TD V100R005C10SPC650. The vulnerability is caused by improper log output management. An attacker with the ability to access the log file of device may lead to information disclosure.

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There is an information leak vulnerability in some Huawei products. The vulnerability is caused by improper log output management. An attacker with the ability to access the log file of device may lead to information disclosure.(Vulnerability ID: HWPSIRT-2020-23793)
This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2021-40007.
Huawei has released software updates to fix this vulnerability. This advisory is available at the following link:
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20211208-01-informationleak-en

Product Name

Affected Version

Resolved Product and Version

eCNS280_TD

V100R005C10SPC650

V100R005C10SPC800

An attacker with the ability to access the log file of device can cause the information leak.

This vulnerability can be exploited only when the following conditions are present:

An attacker with the ability to access the device.

Vulnerability details:

There is an information leak vulnerability in some Huawei products, and it could allow an attacker to login the device and get information. The vulnerability is due to the improper management of the log output. An attacker with the ability to access the log file of device and cause the information leak.

This vulnerability was discovered by Huawei internal tester.

Huawei adheres to protecting the ultimate interests of users with best efforts and the principle of responsible disclosure and deal with product security issues through our response mechanism.

To enjoy Huawei PSIRT services and obtain Huawei product vulnerability information, please visit http://www.huawei.com/en/psirt.

To report a security vulnerability in Huawei products and solutions, please send it to [email protected]. For details, please visit http://www.huawei.com/en/psirt/report-vulnerabilities.

This document is provided on an “AS IS” basis and does not imply any kind of guarantee or warranty, either express or implied, including the warranties of merchantability or fitness for a particular purpose. In no event shall Huawei or any of its directly or indirectly controlled subsidiaries or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages. Your use of the document, by whatsoever means, will be totally at your own risk. Huawei is entitled to amend or update this document from time to time.

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