CVE-2023-3689 Bylancer QuickQR GET Parameter blog sql injection
Remote attackers can exploit SQL injection in the QuickQR blog GET parameter to read or modify database contents.
- 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-2023-3689?
CVE-2023-3689 is a medium-severity SQL injection vulnerability in Bylancer QuickQR, published on 16 Jul 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A vulnerability classified as critical was found in Bylancer QuickQR 6.3.7. Affected by this vulnerability is an unknown functionality of the file /blog of the component GET Parameter Handler. The manipulation of the argument s leads to sql injection. The attack can be launched remotely. The associated identifier of this vulnerability is VDB-234235. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
Weakness: CWE-89
Which versions are affected by CVE-2023-3689?
It affects 1 product.
Products include Bylancer Quickqr.
How do I fix CVE-2023-3689?
No fix has been published for CVE-2023-3689 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-2023-3689 being exploited?
There is no known exploitation of CVE-2023-3689 in the wild and no public exploit code.
Sources
Also known as GHSA-v9fw-q48r-m4pp.