This project might be open to known security vulnerabilities, which can be prevented by tightening the version range of affected dependencies. Find detailed information at the bottom.

Crate rustls


(5 total, 4 outdated, 1 possibly insecure)

 base64^ of date
 log^ to date
 ring^ of date
 sct^ of date
 webpki ⚠️^ of date

Dev dependencies

(4 total, 3 outdated)

 criterion^ of date
 env_logger^ of date
 log^ to date
 webpki-roots^ of date

Security Vulnerabilities

webpki: webpki: CPU denial of service in certificate path building


When this crate is given a pathological certificate chain to validate, it will spend CPU time exponential with the number of candidate certificates at each step of path building.

Both TLS clients and TLS servers that accept client certificate are affected.

This was previously reported in and re-reported recently by Luke Malinowski.

webpki 0.22.1 included a partial fix and webpki 0.22.2 added further fixes.