PAN-OS Core Service DoS via Null Pointer Deref
CVE-2024-2551 Published on November 14, 2024
PAN-OS: Firewall Denial of Service (DoS) Using a Specially Crafted Packet
A null pointer dereference vulnerability in Palo Alto Networks PAN-OS software enables an unauthenticated attacker to stop a core system service on the firewall by sending a crafted packet through the data plane that causes a denial of service (DoS) condition. Repeated attempts to trigger this condition result in the firewall entering maintenance mode.
Timeline
Initial publication
Weakness Type
NULL Pointer Dereference
A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. NULL pointer dereference issues can occur through a number of flaws, including race conditions, and simple programming omissions.
Products Associated with CVE-2024-2551
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Affected Versions
Palo Alto Networks Cloud NGFW:- Version All is unaffected.
- Version 11.2.0 is unaffected.
- Version 11.1.0 is unaffected.
- Version 11.0.0 and below 11.0.5 is affected.
- Version 10.2.0 and below 10.2.4-h6 is affected.
- Version 10.1.0 and below 10.1.14 is affected.
- Version All is unaffected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.