CVE-2020-7043

An issue was discovered in openfortivpn 1.11.0 when used with OpenSSL before 1.0.2. tunnel.c mishandles certificate validation because hostname comparisons do not consider '\0' characters, as demonstrated by a good.example.com\x00evil.example.com attack.

An issue was discovered in openfortivpn 1.11.0 when used with OpenSSL before 1.0.2. tunnel.c mishandles certificate validation because hostname comparisons do not consider '\0' characters, as demonstrated by a good.example.com\x00evil.example.com attack.

Se detectó un problema en openfortivpn versión 1.11.0, cuando se usaba con OpenSSL versiones anteriores a 1.0.2. en el archivo tunnel.c maneja inapropiadamente la comprobación del certificado porque las comparaciones hostname no consideran los caracteres "\0", como es demostrado por un ataque de good.example.com\x00evil.example.com.