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CVE-2022-0910

Published: May 24, 2022Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-287
NVD MITRE
6.5CVSSMEDIUM
EPSS Score
0.7%
Top 53.4%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

A downgrade from two-factor authentication to one-factor authentication vulnerability in the CGI program of Zyxel USG/ZyWALL series firmware versions 4.32 through 4.71, USG FLEX series firmware versions 4.50 through 5.21, ATP series firmware versions 4.32 through 5.21, and VPN series firmware versions 4.32 through 5.21, that could allow an authenticated attacker to bypass the second authentication phase to connect the IPsec VPN server even though the two-factor authentication (2FA) was enabled.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:NI:HA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:HIntegrity
High
A:NAvailability
None
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Weaknesses

CWE-287

Affected Products

vpn100 firmwarezyxelNetworking Infrastructure
vpn1000 firmwarezyxelNetworking Infrastructure
vpn300 firmwarezyxelNetworking Infrastructure
vpn50 firmwarezyxelNetworking Infrastructure
atp100 firmwarezyxelNetworking Infrastructure
zyxelcommercialTWNetworking Infrastructureaka zyxel communications corp.
and 36 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
View detailed technique mapping

References

https://www.zyxel.com/support/multiple-vulnerabilities-of-firewalls-AP-controllers-and-APs.shtml
zyxel.com
https://nvd.nist.gov/vuln/detail/CVE-2022-0910
nvd.nist.gov

Timeline

Published
May 24, 2022
Last Updated
Nov 21, 2024

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