#VU23414 Buffer overflow in Huawei products - CVE-2019-5225

Vulnerability identifier: #VU23414

Vulnerability risk: Low

CVSSv4.0: 2 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2019-5225

CWE-ID: CWE-119

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
P30
Client/Desktop applications / Multimedia software
Huawei Mate 20
Client/Desktop applications / Multimedia software
P30 Pro
Client/Desktop applications / Multimedia software

Vendor: Huawei

Description

The vulnerability allows a local user to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when the system does not properly validate certain length parameter which an application transports to kernel. A local user can trick a victim to install a malicious application, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

P30: before 9.1.0.193

Huawei Mate 20: before 9.1.0.135

P30 Pro: before 9.1.0.193

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External links
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20190821-02-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.