CISA Known Exploited Vulnerability

This vulnerability is actively exploited in the wild and listed in the CISA Known Exploited Vulnerabilities catalog.

Remediation Deadline: May 3, 2022

CVE-2020-29583

High

EPSS 94.4%CISA KEV

Zyxel/Multiple Products

Description

Zyxel firewalls (ATP, USG, VM) and AP Controllers (NXC2500 and NXC5500) contain a use of hard-coded credentials vulnerability in an undocumented account ("zyfwp") with an unchangeable password.

EPSS — Exploit Probability

94.4%

Higher than 100.0% of all CVEs

Required Action

https://nvd.nist.gov/vuln/detail/CVE-2020-29583

Risk Assessment

HIGH

In CISA KEV

High EPSS

Details

Severity: High
EPSS: 94.4%
CISA KEV: Yes
Ransomware: Unknown
Articles: 0

Timeline

Published

Nov 3, 2021

Added to KEV

Nov 3, 2021

Remediation Due

May 3, 2022

Affected Product

Zyxel

Multiple Products

View all Zyxel CVEs

External Links

NVD (NIST)CVE Details MITRE CVE