The HTTP/2 implementation in HAProxy before 2.0.10 mishandles headers, as demonstrated by carriage return (CR, ASCII 0xd), line feed (LF, ASCII 0xa), and the zero character (NUL, ASCII 0x0), aka Intermediary Encapsulation Attacks.

The HTTP/2 implementation in HAProxy before 2.0.10 mishandles headers, as demonstrated by carriage return (CR, ASCII 0xd), line feed (LF, ASCII 0xa), and the zero character (NUL, ASCII 0x0), aka Intermediary Encapsulation Attacks.

haproxy: HTTP request smuggling issue with transfer-encoding header containing an obfuscated "chunked" value haproxy: HTTP/2 implementation vulnerable to intermediary encapsulation attacks haproxy: malformed HTTP/2 requests can lead to out-of-bounds writes

haproxy: HTTP request smuggling issue with transfer-encoding header containing an obfuscated "chunked" value haproxy: HTTP/2 implementation vulnerable to intermediary encapsulation attacks

Affected: Ubuntu:18.04:LTS: haproxy

The HTTP/2 implementation in HAProxy before 2.0.10 mishandles headers, as demonstrated by carriage return (CR, ASCII 0xd), line feed (LF, ASCII 0xa), and the zero character (NUL, ASCII 0x0), aka Intermediary Encapsulation Attacks.

Ein Angreifer kann mehrere Schwachstellen in IBM Security Verify Access ausnutzen, um beliebigen Code auszuführen, Sicherheitsmaßnahmen zu umgehen, einen Denial-of-Service-Zustand herbeizuführen, vertrauliche Informationen offenzulegen, seine Privilegien zu erweitern oder komplexe Angriffe wie Cache Poisoning, Cross-Site-Scripting oder Session-Hijacking durchzuführen.