CVE-2017-0886 Denial of service in Nextcloud Server
An authenticated attacker can trigger an endless recursion in Nextcloud Server, causing a Denial of Service condition.
- 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-2017-0886?
CVE-2017-0886 is a medium-severity denial of service vulnerability in Nextcloud Nextcloud Server, published on 5 Apr 2017. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Nextcloud Server before 9.0.55 and 10.0.2 suffers from a Denial of Service attack. Due to an error in the application logic an authenticated adversary may trigger an endless recursion in the application leading to a potential Denial of Service.
Weakness: CWE-674
Which versions are affected by CVE-2017-0886?
It affects 1 product.
Products include Nextcloud Nextcloud Server.
How do I fix CVE-2017-0886?
No fix has been published for CVE-2017-0886 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2017-0886 being exploited?
There is no known exploitation of CVE-2017-0886 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-cpjv-m49g-h8m9.