CWE Code: 281
Vulnerability Type: privilege_escalation
CVSS Score: 5.1
CWE Name:  Improper Preservation of Permissions
Summary: if a malicious attacker has used another vulnerability to gain full control over a content process, they may be able to replace the alternate data resources stored in the javascript start-up bytecode cache (jsbc) for other javascript code. if the parent process then runs this replaced code, the executed script would be run with the parent process' privileges, escaping the sandbox on content processes. this vulnerability affects firefox < 60.
Access Authentication: NONE
Access Complexity: HIGH
Access Vector: NETWORK
Impact (C/I/A): PARTIAL/PARTIAL/PARTIAL
Published Date: 2018-06-11
Last Modified Date: 2019-10-03