Vulnerability identifier: #VU50085

Vulnerability risk: Low

CVSSv3.1: 4.6 [CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-22307

CWE-ID: CWE-327

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Huawei Mate 30
Client/Desktop applications / Multimedia software

Vendor: Huawei

Description

The vulnerability allows a local attacker to compromise the target system.

The vulnerability exists due to a weak algorithm issue. A local attacker can affect the integrity of certain module.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Huawei Mate 30: 10.0.0.203(C00E201R7P2)

---

External links
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210127-06-smartphone-en

---

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.