#VU51840 Buffer overflow in P30 - CVE-2021-22327

Vulnerability identifier: #VU51840

Vulnerability risk: Low

CVSSv4.0: 1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-22327

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
P30
Client/Desktop applications / Multimedia software

Vendor: Huawei

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error when processing file parsing. A remote attacker can trigger memory corruption and cause a denial of service condition on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

P30: 10.0.0.186(C10E7R5P1) - 10.0.0.192(C635E3R2P4)

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External links
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210331-01-smartphone-en

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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