Browse / CVEs / CVE-2022-26143
CVE-2022-26143· CWE-306
Mitel MiCollab - Information Disclosure & Denial of Service
Exploited in the wild. Listed by CISA on 2022-03-25; known to be used by ransomware.
Mitel MiCollab before 9.4 SP1 FP1 and MiVoice Business Express through 8.1 contain a vulnerability in the TP-240 component caused by improper handling, letting remote attackers obtain sensitive information and cause denial of service, exploit requires remote access.
Impact
Attackers can retrieve sensitive information and cause performance degradation or denial of service, including DDoS attacks.
Fix
Update to version 9.4 SP1 FP1 or later for MiCollab, and latest version for MiVoice Business Express.
How to confirm it
Send: GET /ucs/micollab/version.json
Positive when: status_code == 200 and contains(body, "\"version\":") and compare_versions(version, "< 9.4.0")Run it with nuclei: nuclei -id CVE-2022-26143 -u <target>
The full check
id: CVE-2022-26143
info:
name: Mitel MiCollab - Information Disclosure & Denial of Service
author: theamanrawat
severity: critical
description: |
Mitel MiCollab before 9.4 SP1 FP1 and MiVoice Business Express through 8.1 contain a vulnerability in the TP-240 component caused by improper handling, letting remote attackers obtain sensitive information and cause denial of service, exploit requires remote access.
impact: |
Attackers can retrieve sensitive information and cause performance degradation or denial of service, including DDoS attacks.
remediation: |
Update to version 9.4 SP1 FP1 or later for MiCollab, and latest version for MiVoice Business Express.
reference:
- https://nvd.nist.gov/vuln/detail/CVE-2022-26143
classification:
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
cvss-score: 9.8
cve-id: CVE-2022-26143
epss-score: 0.87325
epss-percentile: 0.99755
cwe-id: CWE-306
cpe: cpe:2.3:a:mitel:micollab:9.4:-:*:*:*:-:*:*
metadata:
verified: true
shodan-query: html:"MiCollab End User Portal"
max-request: 1
tags: cve,cve2022,mitel,micollab,kev,passive,vkev,vuln
http:
- raw:
- |
GET /ucs/micollab/version.json HTTP/1.1
Host: {{Hostname}}
matchers:
- type: dsl
dsl:
- 'status_code == 200'
- 'contains(body, "\"version\":")'
- 'compare_versions(version, "< 9.4.0")'
condition: and
extractors:
- type: json
name: version
json:
- '.version'References
Use this check only on systems you are authorised to test. Where the data comes from