CVE-2019-5476 SQL injection in lookup.nextcloud.com
Unauthenticated attackers can execute arbitrary SQL commands on the Nextcloud Lookup Server, potentially compromising data integrity and confidentiality.
- 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-2019-5476?
CVE-2019-5476 is a critical SQL injection vulnerability in lookup.nextcloud.com, published on 7 Aug 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An SQL Injection in the Nextcloud Lookup-Server < v0.3.0 (running on https://lookup.nextcloud.com) caused unauthenticated users to be able to execute arbitrary SQL commands.
Weakness: CWE-89
Which versions are affected by CVE-2019-5476?
It affects 1 product.
Products include Nextcloud Lookup-Server.
How do I fix CVE-2019-5476?
No fix has been published for CVE-2019-5476 yet. Limit exposure of the affected software until one is available.
Use parameterised queries everywhere and never build SQL by joining strings. Upgrade affected software first; a web application firewall only buys time. More about SQL injection.
Is CVE-2019-5476 being exploited?
There is no known exploitation of CVE-2019-5476 in the wild and no public exploit code.
Sources
Also known as GHSA-h4m7-r8c6-ccr3.