title: CVE-2020-0688 Exploitation via Eventlog
id: d6266bf5-935e-4661-b477-78772735a7cb
status: experimental
description: Detects the exploitation of Microsoft Exchange vulnerability as described in CVE-2020-0688 
references:
    - https://www.trustedsec.com/blog/detecting-cve-20200688-remote-code-execution-vulnerability-on-microsoft-exchange-server/
author: Florian Roth
date: 2020/02/29
tags:
    - attack.initial_access
    - attack.t1190
logsource:
    product: windows
    service: application
detection:
    selection1:
        EventID: 4
        Source: MSExchange Control Panel
        Level: Error
    selection2:
        - '*&__VIEWSTATE=*'
    condition: selection1 and selection2
falsepositives:
    - Unknown
level: high
