USN-5063-1

Ori Hollander discovered that HAProxy incorrectly handled HTTP header name length encoding. A remote attacker could possibly use this issue to inject a duplicate content-length header and perform request smuggling attacks.

References

Affected packages

Ubuntu:20.04:LTS / haproxy

Package

Name: haproxy
Purl: pkg:deb/ubuntu/haproxy@2.0.13-2ubuntu0.3?arch=source&distro=focal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

2.0.13-2ubuntu0.3

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

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "2.0.13-2ubuntu0.3",
            "binary_name": "haproxy"
        },
        {
            "binary_version": "2.0.13-2ubuntu0.3",
            "binary_name": "vim-haproxy"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5063-1.json"

cves_map

{
    "cves": [
        {
            "id": "CVE-2021-40346",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:20.04:LTS"
}