NULL pointer dereference in NGINX Plus and NGINX Open Source - CVE-2024-24989
Published: February 16, 2024
Vulnerability identifier: #VU86558
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2024-24989
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 experimental module. A remote attacker can send specially crafted requests to the web server and perform a denial of service (DoS) attack.
Affected software
NGINX Plus
NGINX Open Source
Gentoo Linux
Fedora
nginx
www-servers/nginx
Sensor Proxy
NGINX Open Source
Gentoo Linux
Fedora
nginx
www-servers/nginx
Sensor Proxy
How to mitigate CVE-2024-24989
Install updates from vendor's website.
NGINX Plus - update to R31 P1
NGINX Open Source - update to 1.25.4
nginx - update to mainline-3820240218193500.f38
Sensor Proxy - update to 1.4.0
www-servers/nginx - update to 1.26.2-r2
NGINX Open Source - update to 1.25.4
nginx - update to mainline-3820240218193500.f38
Sensor Proxy - update to 1.4.0
www-servers/nginx - update to 1.26.2-r2