USN-6294-2

Ben Kallus discovered that HAProxy incorrectly handled empty Content-Length headers. A remote attacker could possibly use this issue to manipulate the payload and bypass certain restrictions.

References

Affected packages

Ubuntu:20.04:LTS / haproxy

Package

Name: haproxy
Purl: pkg:deb/ubuntu/haproxy@2.0.31-0ubuntu0.2?arch=source&distro=focal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

2.0.31-0ubuntu0.2

Affected versions

2.*

2.0.5-1

2.0.8-1

2.0.9-1

2.0.10-1

2.0.10-1ubuntu1

2.0.11-1ubuntu1

2.0.12-1ubuntu2

2.0.13-1ubuntu2

2.0.13-2

2.0.13-2ubuntu0.1

2.0.13-2ubuntu0.2

2.0.13-2ubuntu0.3

2.0.13-2ubuntu0.5

2.0.29-0ubuntu1

2.0.29-0ubuntu1.1

2.0.29-0ubuntu1.3

2.0.31-0ubuntu0.1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "haproxy",
            "binary_version": "2.0.31-0ubuntu0.2"
        },
        {
            "binary_name": "haproxy-dbgsym",
            "binary_version": "2.0.31-0ubuntu0.2"
        },
        {
            "binary_name": "haproxy-doc",
            "binary_version": "2.0.31-0ubuntu0.2"
        },
        {
            "binary_name": "vim-haproxy",
            "binary_version": "2.0.31-0ubuntu0.2"
        }
    ],
    "availability": "No subscription required"
}