HexBrain

Internet Bug Bounty · Report #2658447

CVE-2024-7347: Buffer overread in the ngx_http_mp4_module

Validstatus
mediumseverity
$2,142bounty
43upvotes
27 Aug 2024disclosed

Summary

NGINX Open Source and NGINX Plus have a vulnerability in the ngx_http_mp4_module, which might allow an attacker to over-read NGINX worker memory resulting in its termination, using a specially crafted mp4 file. The issue only affects NGINX if it is built with the ngx_http_mp4_module and the mp4 directive is used in the configuration file. Additionally, the attack is possible only if an attacker can trigger the processing of a specially crafted mp4 file with the ngx_http_mp4_module.

Impact The bug allows an attacker to cause a memory over-read in an NGINX worker resulting in its termination,

How it was found

NGINX Open Source and NGINX Plus have a vulnerability in the ngx_http_mp4_module, which might allow an attacker to over-read NGINX worker memory resulting in its termination, using a specially crafted mp4 file. The issue only affects NGINX if it is built with the ngx_http_mp4_module and the mp4 directive is used in the configuration file. Additionally, the attack is possible only if an attacker can trigger the processing of a specially crafted mp4 file with the ngx_http_mp4_module.

Impact

The bug allows an attacker to cause a memory over-read in an NGINX worker resulting in its termination,

This report was disclosed publicly on HackerOne and belongs to its author and the program. See the original