USN-6530-1

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Source
https://ubuntu.com/security/notices/USN-6530-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6530-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-6530-1
Upstream
Related
Published
2023-12-05T13:12:31.450610Z
Modified
2025-10-13T04:36:42Z
Summary
haproxy vulnerability
Details

It was discovered that HAProxy incorrectly handled URI components containing the hash character (#). A remote attacker could possibly use this issue to obtain sensitive information, or to bypass certain path_end rules.

References

Affected packages

Ubuntu:20.04:LTS / haproxy

Package

Name
haproxy
Purl
pkg:deb/ubuntu/haproxy@2.0.31-0ubuntu0.3?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.0.31-0ubuntu0.3

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
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
2.0.31-0ubuntu0.2

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "2.0.31-0ubuntu0.3",
            "binary_name": "haproxy"
        },
        {
            "binary_version": "2.0.31-0ubuntu0.3",
            "binary_name": "vim-haproxy"
        }
    ]
}

Database specific 

{
    "cves_map": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "cves": [
            {
                "severity": [
                    {
                        "type": "CVSS_V3",
                        "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N"
                    },
                    {
                        "type": "CVSS_V3",
                        "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N"
                    },
                    {
                        "type": "Ubuntu",
                        "score": "medium"
                    }
                ],
                "id": "CVE-2023-45539"
            }
        ]
    }
}

Ubuntu:22.04:LTS / haproxy

Package

Name
haproxy
Purl
pkg:deb/ubuntu/haproxy@2.4.22-0ubuntu0.22.04.3?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.4.22-0ubuntu0.22.04.3

Affected versions

2.*

2.2.9-2ubuntu2
2.4.8-1
2.4.8-2ubuntu3
2.4.11-1ubuntu1
2.4.12-1ubuntu1
2.4.12-1ubuntu2
2.4.13-1ubuntu1
2.4.14-1ubuntu1
2.4.18-0ubuntu1
2.4.18-0ubuntu1.1
2.4.18-0ubuntu1.2
2.4.18-0ubuntu1.3
2.4.22-0ubuntu0.22.04.1
2.4.22-0ubuntu0.22.04.2

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "2.4.22-0ubuntu0.22.04.3",
            "binary_name": "haproxy"
        },
        {
            "binary_version": "2.4.22-0ubuntu0.22.04.3",
            "binary_name": "vim-haproxy"
        }
    ]
}

Database specific 

{
    "cves_map": {
        "ecosystem": "Ubuntu:22.04:LTS",
        "cves": [
            {
                "severity": [
                    {
                        "type": "CVSS_V3",
                        "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N"
                    },
                    {
                        "type": "CVSS_V3",
                        "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N"
                    },
                    {
                        "type": "Ubuntu",
                        "score": "medium"
                    }
                ],
                "id": "CVE-2023-45539"
            }
        ]
    }
}