Vulnerability identifier: #VU30114

Vulnerability risk: Low

CVSSv3.1: 2 [CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-9252

CWE-ID: CWE-22

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Huawei Mate 20
Client/Desktop applications / Multimedia software
Huawei Mate 20 X
Client/Desktop applications / Multimedia software
Huawei Mate 20 RS
Client/Desktop applications / Multimedia software
Huawei Honor Magic 2
Client/Desktop applications / Multimedia software

Vendor: Huawei

Description

The vulnerability allows a local user to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences. A local administrator can send a specially crafted HTTP request and write files to a crafted path.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Huawei Mate 20: All versions

Huawei Mate 20 X : All versions

Huawei Mate 20 RS: All versions

Huawei Honor Magic 2: All versions

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External links
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200715-07-smartphone-en

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.