CVE-2021-35029

CRITICAL

Published 2021-07-02T10:29:07

Actions:

CVSS Score

V3.1

9.8

/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Base Score Metrics

Exploitability: N/A Impact: N/A

EPSS Score

v2023.03.01

0.007

probability

of exploitation in the wild

There is a 0.7% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-01-25

Exploit Probability

Percentile: 0.802

Higher than 80.2% of all CVEs

Attack Vector Metrics

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Impact Metrics

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Description

An authentication bypasss vulnerability in the web-based management interface of Zyxel USG/Zywall series firmware versions 4.35 through 4.64 and USG Flex, ATP, and VPN series firmware versions 4.35 through 5.01, which could allow a remote attacker to execute arbitrary commands on an affected device.