CVE-2018-18505 — Improper Authentication in Mozilla Firefox
Severity
10.0CRITICALNVD
OSV9.8
EPSS
3.1%
top 13.10%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedFeb 5
Latest updateMay 13
Description
An earlier fix for an Inter-process Communication (IPC) vulnerability, CVE-2011-3079, added authentication to communication between IPC endpoints and server parents during IPC process creation. This authentication is insufficient for channels created after the IPC process is started, leading to the authentication not being correctly applied to later channels. This could allow for a sandbox escape through IPC channels due to lack of message validation in the listener process. This vulnerability a…
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:HExploitability: 3.9 | Impact: 6.0
Affected Packages10 packages
Also affects: Debian Linux 8.0, 9.0, Ubuntu Linux 14.04, 16.04, 18.04, 18.10, Enterprise Linux 7.6
Patches
🔴Vulnerability Details
4GHSA▶
GHSA-5g4g-56fq-mvwf: An earlier fix for an Inter-process Communication (IPC) vulnerability, CVE-2011-3079, added authentication to communication between IPC endpoints and↗2022-05-13
OSV▶
CVE-2018-18505: An earlier fix for an Inter-process Communication (IPC) vulnerability, CVE-2011-3079, added authentication to communication between IPC endpoints and↗2019-02-05
CVEList▶
CVE-2018-18505: An earlier fix for an Inter-process Communication (IPC) vulnerability, CVE-2011-3079, added authentication to communication between IPC endpoints and↗2019-02-05