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CVE-2021-21739

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CVSS 3.1
4.6 medium
EPSS
<1%p16
Published
()
Modified
Description

A ZTE's product of the transport network access layer has a security vulnerability. Because the system does not sufficiently verify the data reliability, attackers could replace an authenticated optical module on the equipment with an unauthenticated one, bypassing system authentication and detection, thus affecting signal transmission. This affects:

Vendors
zte
Products
zxctn 6120h firmware
Weakness
CWE-345
Vector
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
NVD CVE.org GitHub PoCs EPSS (0.2%)

In the news

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