NULL pointer dereference in NGINX Plus and NGINX Open Source - CVE-2024-35200

 

NULL pointer dereference in NGINX Plus and NGINX Open Source - CVE-2024-35200

Published: June 4, 2024


Vulnerability identifier: #VU90995
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2024-35200
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error within the HTTP/3 QUIC module (ngx_http_v3_module). A remote attacker can send specially crafted HTTP/3 requests to the web server and perform a denial of service (DoS) attack.


Affected software

NGINX Plus
NGINX Open Source
Sensor Proxy
IBM Watson Discovery for IBM Cloud Pak for Data

How to mitigate CVE-2024-35200

Install updates from vendor's website.

NGINX Plus - addressed in versions R31 P2, R32
NGINX Open Source - update to 1.26.1
Sensor Proxy - update to 1.4.0
IBM Watson Discovery for IBM Cloud Pak for Data - addressed in versions 4.8.6, 5.0.1

External References

Related Security Bulletins