CVE-2019-5280 Information

Description

The SIP TLS module of Huawei CloudLink Phone 7900 with V600R019C10 has a TLS certificate verification vulnerability. Due to insufficient verification of specific parameters of the TLS server certificate attackers can perform man-in-the-middle attacks leading to the affected phones registered abnormally affecting the availability of IP phones.

CVSS Vector

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H

Reference

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20190724-01-7900-en

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

LOW

Availability Impact

NONE

Base Score

HIGH

Base Severity

6.5