Firmware Extraction Vulnerability in AVM FRITZ!OS before 6.30

CVE-2014-8886 · HIGH Severity

AV:N/AC:M/AU:N/C:C/I:C/A:C

AVM FRITZ!OS before 6.30 extracts the contents of firmware updates before verifying their cryptographic signature, which allows remote attackers to create symlinks or overwrite critical files, and consequently execute arbitrary code, via a crafted firmware image.

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