SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2020-6866

A ZTE product is impacted by a resource management error vulnerability.

MEDIUM 4.9EPSS 0.89%

Does this matter?

Lower severity and a low EPSS score (0.89%). Track it; it rarely justifies an emergency change on its own.

Description

A ZTE product is impacted by a resource management error vulnerability. An attacker could exploit this vulnerability to cause a denial of service by issuing a specific command. This affects: ZXCTN 6500 version V2.10.00R3B87.

CVSS 3.1
4.9 MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
EPSS
0.89% probability · 59th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Affected
zte/zxctn 6500 firmware
Source
psirt@zte.com.cn
EPSS trend
0%3%5%26 October 2026: 0.89%26 October 202626 October 2026

EPSS 0.9% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.