CVE-2024-35512 Null dereference in n/a
A remote attacker can crash the hmq MQTT broker by sending a crafted UNSUBSCRIBE packet with an illegal topic, causing a null pointer dereference.
- 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-2024-35512?
CVE-2024-35512 is a medium-severity vulnerability in n/a, published on 29 May 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
hmq v1.5.5 is vulnerable to Denial of Service (DoS) due to a Null Pointer Exception. A remote attacker can trigger a broker crash by sending a specially crafted MQTT UNSUBSCRIBE packet with an illegal control character Topic. The failure to properly validate this field leads to a null pointer dereference, resulting in the immediate termination of the hmq process.
Which versions are affected by CVE-2024-35512?
How do I fix CVE-2024-35512?
No fix has been published for CVE-2024-35512 yet. Limit exposure of the affected software until one is available.
Is CVE-2024-35512 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-35512 exists.