The www-data user can elevate its privileges because sudo is configured to allow the execution of the mount command as root without a password. Therefore, the privileges can be escalated to the root user. The risk has been accepted by the vendor and won't be fixed in the near future.
Solution:
The product performs an operation at a privilege level that is higher than the minimum level required, which creates new weaknesses or amplifies the consequences of other weaknesses.
Link | Tags |
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https://r.sec-consult.com/imageaccess | third party advisory |