USN-4565-1

It was discovered that OpenConnect has a buffer overflow when a malicious server uses HTTP chunked encoding with crafted chunk sizes. An attacker could use it to provoke a denial of service (crash).

References

Affected packages

Ubuntu:18.04:LTS / openconnect

Package

Name: openconnect
Purl: pkg:deb/ubuntu/openconnect@7.08-3ubuntu0.18.04.2?arch=source&distro=bionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

7.08-3ubuntu0.18.04.2

Affected versions

7.*

7.08-1

7.08-2

7.08-3

7.08-3ubuntu0.18.04.1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "libopenconnect-dev",
            "binary_version": "7.08-3ubuntu0.18.04.2"
        },
        {
            "binary_name": "libopenconnect5",
            "binary_version": "7.08-3ubuntu0.18.04.2"
        },
        {
            "binary_name": "openconnect",
            "binary_version": "7.08-3ubuntu0.18.04.2"
        }
    ],
    "availability": "No subscription required"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4565-1.json"

cves_map

{
    "ecosystem": "Ubuntu:18.04:LTS",
    "cves": [
        {
            "id": "CVE-2019-16239",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}