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CVE Record
[ CRITICAL ]CVE-2020-29583

Zyxel Multiple Products Use of Hard-Coded Credentials Vulnerability

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.

cat cve-2020-29583.json
Vendor
Zyxel
Product
Multiple Products
CVSS
9.8
EPSS (exploit probability)
90.2%
Status
kev
CISA patch-by (BOD 22-01)
Published
Source
https://nvd.nist.gov/vuln/detail/CVE-2020-29583

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.

Added to CISA’s Known Exploited Vulnerabilities catalog on 2021-11-03. Required action per CISA: Apply updates per vendor instructions. Due date: 2022-05-03.

This is an auto-synced KEV catalog record pending a full 0dayNews write-up — see CISA’s KEV catalog and the NVD record linked above for primary sources.