CVE-2020-8152 Weak cryptography in Nextcloud Server
An attacker can replace public keys to decrypt server-side encryption keys, potentially exposing sensitive data in Nextcloud Server.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-8152?
CVE-2020-8152 is a medium-severity vulnerability in Nextcloud Nextcloud Server, published on 16 Nov 2020. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Insufficient protection of the server-side encryption keys in Nextcloud Server 19.0.1 allowed an attacker to replace the public key to decrypt them later on.
Weakness: CWE-522
Which versions are affected by CVE-2020-8152?
It affects 1 product.
Products include Nextcloud Nextcloud Server.
How do I fix CVE-2020-8152?
No fix has been published for CVE-2020-8152 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-8152 being exploited?
There is no known exploitation of CVE-2020-8152 in the wild and no public exploit code.
Other vulnerabilities in Nextcloud Nextcloud Server
- CVE-2021-32802 Preview generation used third-party library not suited for user-generated content in Nextcloud server
- CVE-2023-26482 Scope of workflow operations is not validated in nextcloud server
- CVE-2018-3775 Auth bypass in Nextcloud Server
- CVE-2023-35172 Nextcloud Server password reset endpoint is not brute force protected
- CVE-2023-32320 Nextcloud Server's brute force protection allows someone to send more requests than intended
Sources
Also known as GHSA-wh9j-q6hg-x337.