Eclipse Jetty Digest Authentication: ISO-8859-1 lossy encoding allows authentication bypass via character substitution

Summary The DigestAuthentication.apply method in Jetty's HTTP client uses getBytesStandardCharsets.ISO88591 at three locations lines 171, 179, 196 to compute Digest auth response hashes. ISO-8859-1 silently replaces any character above U+00FF Chinese, Japanese, Cyrillic, Arabic, Emoji, etc. with...