CVE-2021-22911 Code injection in Rocket.Chat server
Unauthenticated attackers can exploit improper input sanitization in Rocket.Chat server to achieve remote code execution via NoSQL injection.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-22911?
CVE-2021-22911 is a critical code injection vulnerability in Rocket.chat Rocket.chat, published on 27 May 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A improper input sanitization vulnerability exists in Rocket.Chat server 3.11, 3.12 & 3.13 that could lead to unauthenticated NoSQL injection, resulting potentially in RCE.
Weakness: CWE-75
Which versions are affected by CVE-2021-22911?
It affects 1 product.
Products include Rocket.chat Rocket.chat.
How do I fix CVE-2021-22911?
No fix has been published for CVE-2021-22911 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2021-22911 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-22911 exists.
Public exploit code: 2 Exploit-DB entries, 1 Nuclei template and 11 proofs of concept on GitHub.
Other vulnerabilities in Rocket.chat Rocket.chat
Sources
Also known as GHSA-fj2w-2856-965h.