CVE-2020-8180 Code injection in Nextcloud Talk
Administrators can inject code via unsanitized talk commands due to lax validation in Nextcloud Talk.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-8180?
CVE-2020-8180 is a critical code injection vulnerability in Nextcloud Talk, published on 8 Jun 2020. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A too lax check in Nextcloud Talk 6.0.4, 7.0.2 and 8.0.7 allowed a code injection when a not correctly sanitized talk command was added by an administrator.
Weakness: CWE-94
Which versions are affected by CVE-2020-8180?
It affects 1 product.
Products include Nextcloud Talk.
How do I fix CVE-2020-8180?
No fix has been published for CVE-2020-8180 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-2020-8180 being exploited?
There is no known exploitation of CVE-2020-8180 in the wild and no public exploit code.
Other vulnerabilities in Nextcloud Talk
- CVE-2021-32689 Nextcloud Talk not properly disassociating users from chats after account deletion
- CVE-2023-39957 Path traversal allows tricking the Talk Android app into writing files into it's root directory
- CVE-2021-32676 Session Fixation in Nextcloud Talk
- CVE-2021-39222 XSS in Talk
- CVE-2018-3781 Cross-site scripting in nextcloud/talk
Sources
Also known as GHSA-h68c-mg65-whp4.