CVE-2024-52331
HIGHCVSS Vector
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Lifecycle Timeline
3Description
ECOVACS robot lawnmowers and vacuums use a deterministic symmetric key to decrypt firmware updates. An attacker can create and encrypt malicious firmware that will be successfully decrypted and installed by the robot.
Analysis
ECOVACS robot lawnmowers and vacuums use a deterministic symmetric key to decrypt firmware updates. Rated high severity (CVSS 7.7), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
Technical Context
This vulnerability is classified under CWE-327. ECOVACS robot lawnmowers and vacuums use a deterministic symmetric key to decrypt firmware updates. An attacker can create and encrypt malicious firmware that will be successfully decrypted and installed by the robot. Affected products include: Ecovacs Deebot 900 Firmware, Ecovacs Deebot N8 Firmware, Ecovacs Deebot T8 Firmware, Ecovacs Deebot N9 Firmware, Ecovacs Deebot T9 Firmware.
Affected Products
Ecovacs Deebot 900 Firmware, Ecovacs Deebot N8 Firmware, Ecovacs Deebot T8 Firmware, Ecovacs Deebot N9 Firmware, Ecovacs Deebot T9 Firmware.
Remediation
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
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External POC / Exploit Code
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