Emerging Threathightest
Exploitation of CVE-2021-26814 in Wazuh
Detects the exploitation of the Wazuh RCE vulnerability described in CVE-2021-26814
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Launch
Florian Roth (Nextron Systems)Created Sat May 22Updated Mon Jan 02b9888738-29ed-4c54-96a4-f38c57b84bb32021
Emerging Threat
Active Threat
Developed to detect an active or emerging threat. Prioritize investigation of any alerts and correlate with threat intelligence.
Log Source
Web Server Log
CategoryWeb Server Log← raw: webserver
HTTP access logs from web servers capturing request paths, methods, and status codes.
Detection Logic
Detection Logic1 selector
detection:
selection:
cs-uri-query|contains: '/manager/files?path=etc/lists/../../../../..'
condition: selectionFalse Positives
Unknown
False positive likelihood has not been assessed. Additional context may be needed during triage.
References
MITRE ATT&CK
Tactics
Other
cve.2021-21978cve.2021-26814detection.emerging-threats
Rule Metadata
Rule ID
b9888738-29ed-4c54-96a4-f38c57b84bb3
Status
test
Level
high
Type
Emerging Threat
Created
Sat May 22
Modified
Mon Jan 02
Path
rules-emerging-threats/2021/Exploits/CVE-2021-26814/web_cve_2021_26814_wzuh_rce.yml
Raw Tags
attack.initial-accessattack.t1190cve.2021-21978cve.2021-26814detection.emerging-threats