cve/2023/CVE-2023-5173.md

CVE-2023-5173

Description

In a non-standard configuration of Firefox, an integer overflow could have occurred based on network traffic (possibly under influence of a local unprivileged webpage), leading to an out-of-bounds write to privileged process memory. This bug only affects Firefox if a non-standard preference allowing non-HTTPS Alternate Services (network.http.altsvc.oe) is enabled. This vulnerability affects Firefox < 118.

POC

Reference

• https://bugzilla.mozilla.org/show_bug.cgi?id=1823172

Github

• https://github.com/fkie-cad/nvd-json-data-feeds