SB2019122009 - Multiple vulnerabilities in Huawei P30

Description

This security bulletin contains information about 2 vulnerabilities.

1) Input validation error (CVE-ID: CVE-2019-5266)

CWE-ID: CWE-20 - Improper input validation

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

The vulnerability allows a remote attacker to disable the function.

The vulnerability exists due to insufficient validation of user-supplied input in Huawei Share function. A remote attacker on the local network can send specially crafted packets to the affected device and cause the function will be disabled.

2) Information disclosure (CVE-ID: CVE-2019-19441)

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

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

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

The vulnerability exists due to unspecified error. A remote attacker on the local network can send specific command and gain unauthorized access to sensitive information.

Remediation

Install update from vendor's website.

References

• https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20191218-02-share-en
• https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200102-02-smartphone-en