USN-6379-1

It was discovered that vsftpd was vulnerable to the ALPACA TLS protocol content confusion attack. A remote attacker could possibly use this issue to redirect traffic from one subdomain to another.

References

Affected packages

Ubuntu:20.04:LTS / vsftpd

Package

Name: vsftpd
Purl: pkg:deb/ubuntu/vsftpd@3.0.5-0ubuntu0.20.04.1?arch=source&distro=focal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

3.0.5-0ubuntu0.20.04.1

Affected versions

3.*

3.0.3-12

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "3.0.5-0ubuntu0.20.04.1",
            "binary_name": "vsftpd"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:20.04:LTS",
    "cves": [
        {
            "id": "CVE-2021-3618",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        }
    ]
}