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CVE-2022-23131

Zabbix Frontend Authentication Bypass Vulnerability

9.8
CVSS
95.7%
EPSS (exploit prob.)
99.9%
EPSS percentile
Yes
Actively exploited
No
Ransomware use
2022-02-22
Added
→ 0.0 pts
30-day EPSS trend

MITRE ATT&CK techniques

How this vulnerability maps to adversary behaviour, from the Center for Threat-Informed Defense's public CVE→ATT&CK mappings. Use it to check whether your detections already cover the technique.

TechniqueNameRelationship
T1190 Exploit Public-Facing Application exploitation technique
T1548 Abuse Elevation Control Mechanism primary impact
T1059 Command and Scripting Interpreter secondary impact
T1078 Valid Accounts secondary impact

Summary

Unsafe client-side session storage leading to authentication bypass/instance takeover via Zabbix Frontend with configured SAML.

Affected software

Vendor: Zabbix  ·  Product: Frontend

Weakness types (CWE):

CWE-290

What to do

This vulnerability appears in CISA's Known Exploited Vulnerabilities catalog, meaning it is being exploited in the wild. Prioritize patching affected systems and verify exposure across your estate.

Related vulnerabilities in Zabbix

CVENameEPSSExploited
CVE-2022-23134 Zabbix Frontend Improper Access Control Vulnerability 95.3% Yes

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Sources: CISA KEV catalog · NVD · FIRST EPSS · MITRE ATT&CK® · CTID Mappings Explorer

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