Security Advisory - Misinterpretation of Input Vulnerability in Huawei Printer

HWPSIRT-2022-24181:

Successful exploitation of this vulnerability may cause the printer service to be abnormal.

Vulnerabilities are scored base on the CVSS v3.1 scoring system. For details please refer to: https://www.first.org/cvss/specification-document.

HWPSIRT-2022-24181

Base Score: 7.5

Temporal Score: 7.0

Environmental Score: NA

CVSS v3.1 Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:F/RL:O/RC:C

HWPSIRT-2022-24181:

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

An attacker can send a specially crafted packet to the affected device.

Technical details:

The packet parsing module of a port on a Huawei printer has a misinterpretation of input vulnerability. The vulnerability is caused by insufficient verification of external input packets. Attackers can exploit this vulnerability by constructing malicious packets. Successful exploitation of this vulnerability may cause the printer service to be abnormal.

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

HWPSIRT-2022-24181:

This vulnerability was discovered by Huawei internal tester.

2023-04-26 V1.0 Initial Release;

None

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