CVE-2023-33289 Denial of service in n/a
A crafted URL can cause excessive CPU consumption in the urlnorm Rust crate, leading to a denial of service.
- 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-2023-33289?
CVE-2023-33289 is a high-severity denial of service vulnerability in n/a, published on 21 Jun 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The urlnorm crate through 0.1.4 for Rust allows Regular Expression Denial of Service (ReDos) via a crafted URL to lib.rs. NOTE: the Supplier disputes this, taking the position that "Slow printing of URLs is not a CVE."
Weakness: CWE-1333
Which versions are affected by CVE-2023-33289?
It affects 1 product.
Products include Urlnorm Project Urlnorm.
How do I fix CVE-2023-33289?
No fix has been published for CVE-2023-33289 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-2023-33289 being exploited?
There is no known exploitation of CVE-2023-33289 in the wild and no public exploit code.