Information disclosure in some Huawei Smartphones



Published: 2020-11-25
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-9117
CWE-ID CWE-125
Exploitation vector Local
Public exploit N/A
Vulnerable software
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Huawei nova 4
Client/Desktop applications / Multimedia software

SydneyM-AL00
Hardware solutions / Firmware

Vendor Huawei

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Out-of-bounds read

EUVDB-ID: #VU48655

Risk: Low

CVSSv3.1: 4.5 [CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-9117

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a local attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition. A local attacker can send a specially crafted packet, trigger out-of-bounds read error and read contents of memory on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Huawei nova 4: before 10.0.0.165(C01E34R2P4)

SydneyM-AL00: before 10.0.0.165(C00E66R1P5)

External links

http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20201125-01-outofboundread-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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