CVE-2022-26143
The TP-240 (aka tp240dvr) component in Mitel MiCollab before 9.4 SP1 FP1 and MiVoice Business Express through 8.1 allows remote attackers to obtain...
Basic Information
- CVE State
- PUBLISHED
- Reserved Date
- February 26, 2022
- Published Date
- March 09, 2022
- Last Updated
- January 29, 2025
- Vendor
- n/a
- Product
- n/a
- Description
- The TP-240 (aka tp240dvr) component in Mitel MiCollab before 9.4 SP1 FP1 and MiVoice Business Express through 8.1 allows remote attackers to obtain sensitive information and cause a denial of service (performance degradation and excessive outbound traffic). This was exploited in the wild in February and March 2022 for the TP240PhoneHome DDoS attack.
CVSS Scores
CVSS v3.1
9.8 - CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC Information
- Exploitation
- active
- Automatable
- Yes
- Technical Impact
- total
Exploit Status
- Exploited in the Wild
- Yes (added 2022-03-25 00:00:00 UTC) Source
References
https://www.mitel.com/en-ca/support/security-advisories/mitel-product-security-advisory-22-0001
https://www.akamai.com/blog/security/phone-home-ddos-attack-vector
https://www.shadowserver.org/news/cve-2022-26143-tp240phonehome-reflection-amplification-ddos-attack-vector/
https://news.ycombinator.com/item?id=30614073
https://blog.cloudflare.com/cve-2022-26143/
https://team-cymru.com/blog/2022/03/08/record-breaking-ddos-potential-discovered-cve-2022-26143/
https://arstechnica.com/information-technology/2022/03/ddosers-use-new-method-capable-of-amplifying-traffic-by-a-factor-of-4-billion/
Known Exploited Vulnerability Information
| Source | Added Date |
|---|---|
| CISA | 2022-03-25 00:00:00 UTC |