Untrusted data fed into `Data.init(base32Encoded:)` can result in exposing server memory and/or crash
Description
Published by the National Vulnerability Database
Jul 9, 2021
Published to the GitHub Advisory Database
Jun 9, 2023
Reviewed
Jun 9, 2023
Last updated
Jun 19, 2023
Impact
A bug in the
Data.init(base32Encoded:)
function opens up the potential for exposing server memory and/or crashing the server (Denial of Service) for applications where untrusted data can end up in said function. Vapor does not currently use this function itself so this only impact applications that use the impacted function directly or through other dependencies.Patches
This issue has been patched in 4.47.2.
Workarounds
Use an alternative to Vapor's built-in
Data.init(base32Encoded:)
.For more information
If you have any questions or comments about this advisory:
References