In LemonLDAP::NG before 2.16.7 and 2.17 through 2.21 before 2.21.3, OS command injection can occur in the Safe jail. It does not Localize _ during rule evaluation. Thus, an administrator who can edit a rule evaluated by the Safe jail can execute commands on the server.
{
"versions": [
{
"introduced": "0"
},
{
"fixed": "2.16.7"
},
{
"introduced": "2.17"
},
{
"last_affected": "2.21"
},
{
"introduced": "0"
},
{
"fixed": "2.21.3"
}
]
}