CVE-2020-8230 Memory corruption in Desktop Client
Missing ASLR and DEP protections in the Windows client allow memory corruption, potentially enabling arbitrary code execution.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-8230?
CVE-2020-8230 is a medium-severity memory corruption vulnerability in Desktop Client, published on 17 Aug 2020. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A memory corruption vulnerability exists in NextCloud Desktop Client v2.6.4 where missing ASLR and DEP protections in for windows allowed to corrupt memory.
Which versions are affected by CVE-2020-8230?
It affects 1 product.
Products include Nextcloud Desktop.
How do I fix CVE-2020-8230?
No fix has been published for CVE-2020-8230 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2020-8230 being exploited?
There is no known exploitation of CVE-2020-8230 in the wild and no public exploit code.
Other vulnerabilities in Desktop Client
- CVE-2024-46958 Misconfiguration in n/a
- CVE-2020-8224 Code injection in Desktop Client
- CVE-2020-8225 Information disclosure in Desktop Client
- CVE-2021-37617 Untrusted Search Path in Nextcloud Desktop Client
- CVE-2023-28999 Nextcloud: Lack of authenticity of metadata keys allows a malicious server to gain access to E2EE folders
Sources
Also known as GHSA-7m96-3q52-cjxh.