Emerging Threathightest

Potential CVE-2022-21587 Exploitation Attempt

Detects potential exploitation attempts of CVE-2022-21587 an arbitrary file upload vulnerability impacting Oracle E-Business Suite (EBS). CVE-2022-21587 can lead to unauthenticated remote code execution.

Convert In Phoenix Studio

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

Launch

Isa AlmannaeiCreated Mon Feb 13d033cb8a-8669-4a8e-a974-48d4185a85032022

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:
    selection:
        cs-method: 'POST'
        cs-uri-query|contains:
            - '/OA_HTML/BneViewerXMLService?bne:uueupload=TRUE'
            - '/OA_HTML/BneUploaderService?bne:uueupload=TRUE'
            - '/OA_HTML/BneDownloadService?bne:uueupload=TRUE'
            - '/OA_HTML/BneOfflineLOVService?bne:uueupload=TRUE'
    condition: selection