CVE-2021-21739

A ZTE's product of the transport network access layer has a security vulnerability

published August 5, 2021

CVSS
—
EPSS
0%
Percentile
15.2
In the wild
Unconfirmed
What it is

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: <ZXCTN 6120H><V5.10.00B24>

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00248 · 15.2th percentile
Published
2021-08-05T19:48Z
EPSS history
Timeline
  • 05 AUG 19:48Z
    A ZTE's product of the transport network access layer has a security vulnerability
    cvelistv5