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Security Advisory -Input Verification Vulnerabilities Involved in Huawei Printer Product

  • SA No:huawei-sa-20220608-01-1a91f8a4
  • Initial Release Date: 2022.06.06
  • Last Release Date: 2022.06.06

There is an improper input verification vulnerability in Huawei printer product. Successful exploitation of this vulnerability may cause service abnormal. (Vulnerability ID: HWPSIRT-2022-87185)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2022-32204.

For products that have released software updates to fix this vulnerability, Huawei will release and update the Security Advisory at:

http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20220608-01-1a91f8a4-en



Product Name

Affected Version

Resolved Product and Version

CV81-WDM FW

01.70.49.29.46

01.94.59.32.46




Successful exploitation of this vulnerability may cause service abnormal.



The vulnerability classification has been performed by using the CVSSv3 scoring system (http://www.first.org/cvss/specification-document).

Base Score: 7.5 (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Temporal Score: 7.0 (E:F/RL:O/RC:C)

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

Attackers can gain access to the affected target devices.

Vulnerability details:

A Huawei printer has an improper input verification vulnerability. An attacker can exploit this vulnerability by sending a large number of packets to a specific port of the target device. Successful exploitation could result in service abnormal.


The product that supports automatic update will receive a system update prompt. You can install the update to fix the vulnerability.

This vulnerability was discovered by Huawei internal tester.

2022-06-06 V1.0 INITIAL

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 PSIRT@huawei.com. 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.