CVE-2021-44255: Unrestricted Upload of File with Dangerous Type

February 1, 2022 (updated February 14, 2022)

Authenticated remote code execution in MotionEye and MotioneEyeOS allows a remote attacker to upload a configuration backup file containing a malicious python pickle file which will execute arbitrary code on the server.

References

github.com/advisories/GHSA-m2c7-42rf-c62f
github.com/ccrisan/motioneyeos/issues/2843
nvd.nist.gov/vuln/detail/CVE-2021-44255
www.pizzapower.me/2021/10/09/self-hosted-security-part-1-motioneye/

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