GitHub Advisoryadvisory · SwiftURL
GHSA-pqwh-c2f3-vxmq Untrusted data fed into `Data.init(base32Encoded:)` can result in exposing server memory and/or crash
MEDIUM
Official page ↗
- Aliases
- CVE-2021-32742
- Ecosystem
- SwiftURL
- Packages
- github.com/vapor/vapor
- Severity
- Moderate
- Weaknesses
- CWE-502
- Reviewed
- 2023-06-09
Affected packages
• SwiftURL github.com/vapor/vapor: < 4.47.2 → fixed in 4.47.2
Description
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:
• Open an issue in Vapor
• Ask in Discord
Related
Alias · CVE (1)
- CVE-2021-32742 Vapor is a web framework for Swift. vulnerability
Weakness · CWE (1)
- CWE-502 Deserialization of Untrusted Data weakness