Code execution in several Huawei Smartphones



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-9247
CWE-ID CWE-119
Exploitation vector Local
Public exploit N/A
Vulnerable software
Huawei Honor 20 PRO
Client/Desktop applications / Multimedia software

Huawei Mate 20
Client/Desktop applications / Multimedia software

Huawei Mate 20 Pro
Client/Desktop applications / Multimedia software

Huawei Mate 20 X
Client/Desktop applications / Multimedia software

Huawei P30
Client/Desktop applications / Multimedia software

Huawei P30 Pro
Client/Desktop applications / Multimedia software

Hima-L29C
Hardware solutions / Firmware

Laya-AL00EP
Hardware solutions / Firmware

Princeton-AL10B
Hardware solutions / Firmware

Huawei Tony-AL00B
Hardware solutions / Firmware

Yale-L61A
Hardware solutions / Firmware

Yale-TL00B
Hardware solutions / Firmware

YaleP-AL10B
Hardware solutions / Firmware

Vendor Huawei

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Buffer overflow

EUVDB-ID: #VU46993

Risk: Low

CVSSv4.0: 4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-9247

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error. A local administrator 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

Huawei Honor 20 PRO: All versions

Huawei Mate 20: All versions

Huawei Mate 20 Pro: All versions

Huawei Mate 20 X: All versions

Huawei P30: All versions

Huawei P30 Pro: All versions

Hima-L29C: All versions

Laya-AL00EP: All versions

Princeton-AL10B: All versions

Huawei Tony-AL00B: All versions

Yale-L61A: All versions

Yale-TL00B: All versions

YaleP-AL10B: All versions

CPE2.3 External links

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200729-03-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.



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