An issue was discovered in Zammad before 6.2.0. In several subsystems, SSL/TLS was used to establish connections to external services without proper validation of hostname and certificate authority. This is exploitable by man-in-the-middle attackers.
{
"versions": [
{
"introduced": "0"
},
{
"last_affected": "6.1.0-NA"
},
{
"introduced": "0"
},
{
"last_affected": "6.1.0-alpha"
},
{
"introduced": "0"
},
{
"last_affected": "6.2.0-alpha"
}
]
}