VULNERABILITY INTELLIGENCE

CVE-2020-29299

CVSS score7.2 HIGH
EPSS probability2.37%
CISA KEVNot currently listed
Published2020-12-27
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Description

Certain Zyxel products allow command injection by an admin via an input string to chg_exp_pwd during a password-change action. This affects VPN On-premise before ZLD V4.39 week38, VPN Orchestrator before SD-OS V10.03 week32, USG before ZLD V4.39 week38, USG FLEX before ZLD V4.55 week38, ATP before ZLD V4.55 week38, and NSG before 1.33 patch 4.

Weakness classification

  • CWE-77: Improper Neutralization of Special Elements used in a Command ('Command Injection')

Primary references