CVE-2021-39999: Security Advisory - Buffer Overflow Vulnerability in Some Huawei Products

There is a buffer overflow vulnerability in DOPRA SSP products. An attacker can exploit this vulnerability by sending a specific message to the target device due to insufficient validation of packets. Successful exploit could cause a denial of service condition. (Vulnerability ID: HWPSIRT-2020-82332)
This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2021-39999.
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-20211201-01-buffer-en

Product Name

Affected Version

Resolved Product and Version

eSE620X vESS

V100R001C10SPC200

V100R001C20SPC600

V100R001C20SPC200

Successful exploit could cause a denial of service condition.

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

Attackers can send packets to the affected module.

Vulnerability details:

There is a buffer overflow vulnerability in DOPRA SSP products. An attacker can exploit this vulnerability by sending a specific message to the target device due to insufficient validation of packets. Successful exploit could cause a denial of service condition.

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.