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CVE-2022-30526

HIGH
Published 2022-07-19T05:45:14
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CVSS Score

V3.1
7.8
/10
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2023.03.01
0.001
probability
of exploitation in the wild

There is a 0.1% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-01-25
Exploit Probability
Percentile: 0.470
Higher than 47.0% of all CVEs

Attack Vector Metrics

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED

Impact Metrics

Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Description

A privilege escalation vulnerability was identified in the CLI command of Zyxel USG FLEX 100(W) firmware versions 4.50 through 5.30, USG FLEX 200 firmware versions 4.50 through 5.30, USG FLEX 500 firmware versions 4.50 through 5.30, USG FLEX 700 firmware versions 4.50 through 5.30, USG FLEX 50(W) firmware versions 4.16 through 5.30, USG20(W)-VPN firmware versions 4.16 through 5.30, ATP series firmware versions 4.32 through 5.30, VPN series firmware versions 4.30 through 5.30, USG/ZyWALL series firmware versions 4.09 through 4.72, which could allow a local attacker to execute some OS commands with root privileges in some directories on a vulnerable device.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Zyxel

USG FLEX 100(W) firmware

Affected Versions:

4.50 through 5.30
Zyxel

USG FLEX 200 firmware

Affected Versions:

4.50 through 5.30
Zyxel

USG FLEX 500 firmware

Affected Versions:

4.50 through 5.30
Zyxel

USG FLEX 700 firmware

Affected Versions:

4.50 through 5.30
Zyxel

ATP series firmware

Affected Versions:

4.32 through 5.30
Zyxel

VPN series firmware

Affected Versions:

4.30 through 5.30
Zyxel

USG FLEX 50(W) firmware

Affected Versions:

4.16 through 5.30
Zyxel

USG 20(W)-VPN firmware

Affected Versions:

4.16 through 5.30
Zyxel

USG/ZyWALL series firmware

Affected Versions:

4.09 through 4.72

References

https://www.zyxel.com/support/Zyxel-security-advisory-authenticated-directory-traversal-vulnerabilities-of-firewalls.shtml
http://packetstormsecurity.com/files/168202/Zyxel-Firewall-SUID-Binary-Privilege-Escalation.html
Published: 2022-07-19T05:45:14
Last Modified: 2024-08-03T06:48:36.418Z
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