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There is a denial of service vulnerability in some Huawei home routers. Due to improper verification of specific message, an attacker may exploit this vulnerability to cause specific function to become abnormal. (Vulnerability ID: HWPSIRT-2020-00069)
This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2020-9230.
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-20200930-01-homerouter-en
Product Name |
Affected Version |
Resolved Product and Version |
HiRouter-CD30-10 |
10.0.2.5 |
10.0.5.7 |
HiRouter-CT31-10 |
10.0.2.20 |
10.0.2.37 |
WS5281-10 |
10.0.5.10 |
10.0.5.35 |
WS5800-10 |
10.0.3.25 |
10.0.3.33 |
WS7100-10 |
10.0.5.21 |
10.0.5.40 |
WS7200-10 |
10.0.5.21 |
10.0.5.40 |
An attacker may exploit this vulnerability to cause specific function to become abnormal.
The vulnerability classification has been performed by using the CVSSv3 scoring system (http://www.first.org/cvss/specification-document).
Base Score: 6.5 (AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Temporal Score: 6.0 (E:F/RL:O/RC:C)
This vulnerability can be exploited only when the following conditions are present:
The attacker may gain access the adjacent network.
Vulnerability details:
Due to improper verification of specific message, an attacker may exploit this vulnerability to cause specific function to become 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.
2020-09-30 V1.0 INITIAL
None
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.