Oracle WebLogic Exploit CVE-2021-2109

calendar Jun 20, 2023 · attack.t1190 attack.initial_access cve.2021.2109 detection.emerging_threats  ·
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Detects the exploitation of the WebLogic server vulnerability described in CVE-2021-2109

Sigma rule (View on GitHub)

 1title: Oracle WebLogic Exploit CVE-2021-2109
 2id: 687f6504-7f44-4549-91fc-f07bab065821
 3status: test
 4description: Detects the exploitation of the WebLogic server vulnerability described in CVE-2021-2109
 5references:
 6    - https://twitter.com/pyn3rd/status/1351696768065409026
 7    - https://mp.weixin.qq.com/s/wX9TMXl1KVWwB_k6EZOklw
 8author: Bhabesh Raj
 9date: 2021/01/20
10modified: 2023/01/02
11tags:
12    - attack.t1190
13    - attack.initial_access
14    - cve.2021.2109
15    - detection.emerging_threats
16logsource:
17    category: webserver
18detection:
19    selection:
20        cs-method: 'GET'
21        cs-uri-query|contains|all:
22            - 'com.bea.console.handles.JndiBindingHandle'
23            - 'ldap://'
24            - 'AdminServer'
25    condition: selection
26fields:
27    - c-ip
28    - c-dns
29falsepositives:
30    - Unknown
31level: critical

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