Permissions, Privileges, and Access Controls in Bitmask Riseup - CVE-2021-44466
Published: January 3, 2022
Vulnerability identifier: #VU59133
CSH Severity: Low
CVSS v4: 7.3 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-44466
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to application does not properly impose security restrictions. A local user can replace the VPN executable with a malicious one, which leads to security restrictions bypass and privilege escalation.
Affected software
Bitmask Riseup
How to mitigate CVE-2021-44466
Install updates from vendor's website.
Bitmask Riseup - update to 0.21.11