It was discovered that Sudo did not properly parse the contents of /proc/[pid]/stat when attempting to determine its controlling tty. A local attacker in some configurations could possibly use this to overwrite any file on the filesystem, bypassing intended permissions.
{
"binaries": [
{
"binary_name": "sudo",
"binary_version": "1.8.9p5-1ubuntu1.4"
},
{
"binary_name": "sudo-ldap",
"binary_version": "1.8.9p5-1ubuntu1.4"
}
],
"availability": "No subscription required"
}
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3304-1.json"
{
"ecosystem": "Ubuntu:14.04:LTS",
"cves": [
{
"id": "CVE-2017-1000367",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "high"
}
]
}
]
}
{
"binaries": [
{
"binary_name": "sudo",
"binary_version": "1.8.16-0ubuntu1.4"
},
{
"binary_name": "sudo-ldap",
"binary_version": "1.8.16-0ubuntu1.4"
}
],
"availability": "No subscription required"
}
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3304-1.json"
{
"ecosystem": "Ubuntu:16.04:LTS",
"cves": [
{
"id": "CVE-2017-1000367",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "high"
}
]
}
]
}