options.c in atftp before 0.7.5 reads past the end of an array, and consequently discloses server-side /etc/group data to a remote client.
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-46671.json"
[
{
"events": [
{
"introduced": "0"
},
{
"fixed": "0.7.5"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "9.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "10.0"
}
]
},
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "11.0"
}
]
}
]