On Mitel 6869i 4.5.0.41 devices, the Manual Firmware Update (upgrade.html) page does not perform sanitization on the username and path parameters (sent by an authenticated user) before appending flags to the busybox ftpget command. This leads to $() command execution.
CVSS Details
- CVSS 3.1 Base Score: 8.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub