CVE-2024-47850 Denial of service in n/a
Attackers can trigger DDoS amplification by sending a single UDP packet, causing CUPS to send HTTP POST requests to arbitrary destinations.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-47850?
CVE-2024-47850 is a high-severity denial of service vulnerability in n/a, published on 4 Oct 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
CUPS cups-browsed before 2.5b1 will send an HTTP POST request to an arbitrary destination and port in response to a single IPP UDP packet requesting a printer to be added, a different vulnerability than CVE-2024-47176. (The request is meant to probe the new printer but can be used to create DDoS amplification attacks.)
Weakness: CWE-400
Which versions are affected by CVE-2024-47850?
Linux distribution packages (2)
cups-filters SUSE:Linux Enterprise Server 12 SP5-LTSS | All versions | 1.0.58-19.32.1 |
cups-filters SUSE:Linux Enterprise Server LTSS Extended Security 12 SP5 | All versions | 1.0.58-19.32.1 |
How do I fix CVE-2024-47850?
Upgrade to a fixed version.
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-2024-47850 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-47850 exists.
Sources
Also known as AZL-53837, DEBIAN-CVE-2024-47850, GHSA-phc2-g348-384g, GHSA-rq86-c7g6-r2h8, SUSE-SU-2024:3756-1.