A buffer overflow in respjsipdiversion.c in Sangoma Asterisk versions 13.38.1, 16.15.1, 17.9.1, and 18.1.1 allows remote attacker to crash Asterisk by deliberately misusing SIP 181 responses.
{
"versions": [
{
"introduced": "13.0.0"
},
{
"last_affected": "13.38.1"
},
{
"introduced": "16.0.0"
},
{
"last_affected": "16.15.1"
},
{
"introduced": "17.0.0"
},
{
"last_affected": "17.9.1"
},
{
"introduced": "18.0"
},
{
"last_affected": "18.1.1"
}
]
}