Emerging Threatcriticaltest

CVE-2020-5902 F5 BIG-IP Exploitation Attempt

Detects the exploitation attempt of the vulnerability found in F5 BIG-IP and described in CVE-2020-5902

Convert In Phoenix Studio

Open this Sigma rule in the converter with the YAML preloaded and ready for backend selection.

Launch
Florian Roth (Nextron Systems)Created Sun Jul 05Updated Mon Jan 0244b53b1c-e60f-4a7b-948e-3435a79184782020
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 Logic2 selectors
detection:
    selection_base:
        cs-uri-query|contains:
            - '/tmui/'
            - '/hsqldb'
    selection_traversal:
        cs-uri-query|contains:
            - '..;/'
            - '.jsp/..'
    condition: selection_base and selection_traversal
False Positives
Unknown

False positive likelihood has not been assessed. Additional context may be needed during triage.

MITRE ATT&CK

Other

cve.2020-5902detection.emerging-threats
Rule Metadata
Rule ID
44b53b1c-e60f-4a7b-948e-3435a7918478
Status
test
Level
critical
Type
Emerging Threat
Created
Sun Jul 05
Modified
Mon Jan 02
Path
rules-emerging-threats/2020/Exploits/CVE-2020-5902/web_cve_2020_5902_f5_bigip.yml
Raw Tags
attack.initial-accessattack.t1190cve.2020-5902detection.emerging-threats
View on GitHub