CVE-2021-21728 Information

Description

A ZTE product has a configuration error vulnerability. Because a certain port is open by default an attacker can consume system processing resources by flushing a large number of packets to the port and successfully exploiting this vulnerability could reduce system processing capabilities. This affects: ZXA10 C300M all versions up to V4.3P8.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Reference

https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014784

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

LOW

Base Severity

5.3