#VU97918 Permissions, Privileges, and Access Controls in Mozilla products - CVE-2024-9394
Published: October 1, 2024
Vulnerability identifier: #VU97918
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2024-9394
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Mozilla Firefox
Firefox ESR
Firefox for Android
Mozilla Firefox
Firefox ESR
Firefox for Android
Software vendor:
Mozilla
Mozilla
Description
The vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to application does not properly impose security restrictions. A remote attacker can send a specially crafted multipart response and execute arbitrary JavaScript under the resource://devtools origin. This could allow them to access cross-origin JSON content.
Note, this access is limited to "same site" documents by the Site Isolation feature on desktop clients, however full cross-origin access is possible on Android.
Remediation
Install updates from vendor's website.