Main Vulnerability Database Vulnerabilities #VU31825

Improper Authentication in ZTE products - CVE-2020-6871

Published: July 24, 2020

Vulnerability identifier: #VU31825

CSH Severity: High

CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2020-6871

CWE-ID: CWE-287

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an error in when processing authentication requests within the server management software module. A remote attacker can bypass authentication process and execute some commands for high-level users.

Affected software

R5300G4
R8500G4
R5500G4

How to mitigate CVE-2020-6871

Install updates from vendor's website.

R5300G4 - update to V03.08.0200
R8500G4 - update to V03.08.0200
R5500G4 - update to V03.08.0200

External References

http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1013203

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