USN-6111-1

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Source
https://ubuntu.com/security/notices/USN-6111-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6111-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-6111-1
Upstream
Related
Published
2023-05-29T12:12:21.414952Z
Modified
2025-10-13T04:36:26Z
Summary
flask vulnerability
Details

It was discovered that Flask incorrectly handled certain data responses. An attacker could possibly use this issue to expose sensitive information.

References

Affected packages

Ubuntu:20.04:LTS / flask

Package

Name
flask
Purl
pkg:deb/ubuntu/flask@1.1.1-2ubuntu0.1?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.1.1-2ubuntu0.1

Affected versions

1.*

1.0.2-3
1.1.1-2

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "1.1.1-2ubuntu0.1",
            "binary_name": "python3-flask"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:20.04:LTS",
    "cves": [
        {
            "id": "CVE-2023-30861",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}

Ubuntu:22.04:LTS / flask

Package

Name
flask
Purl
pkg:deb/ubuntu/flask@2.0.1-2ubuntu1.1?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.0.1-2ubuntu1.1

Affected versions

1.*

1.1.2-2

2.*

2.0.1-2ubuntu1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "2.0.1-2ubuntu1.1",
            "binary_name": "python3-flask"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:22.04:LTS",
    "cves": [
        {
            "id": "CVE-2023-30861",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}