ACTIVELY EXPLOITED3 sources verified·1 min read
By Lyrie Threat Intelligence·11/3/2021
CVE-2020-29583 added to CISA KEV: Zyxel Multiple Products
Status: ✅ Confirmed exploited in the wild
Date added: 2021-11-03
Required action: Apply updates per vendor instructions.
Due date: 2022-05-03
Why this matters
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.
Sources
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