#VU21931 Permissions, Privileges, and Access Controls in Realm Shim
Published: October 18, 2019
Vulnerability identifier: #VU21931
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: N/A
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Realm Shim
Realm Shim
Software vendor:
Agoric Systems Operating Company
Agoric Systems Operating Company
Description
The vulnerability allows a remote attacker to escalate privileges on the system.
The vulnerability exists due to an error in the transformation pipeline that exposed a primal-Realm object to one of the transform functions. A remote attacker can escape the sandbox, compromise the Realm which created it and compromise the application.
The vulnerability exists due to an error in the transformation pipeline that exposed a primal-Realm object to one of the transform functions. A remote attacker can escape the sandbox, compromise the Realm which created it and compromise the application.
Remediation
Install updates from vendor's website.