USN-6370-1

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Source
https://ubuntu.com/security/notices/USN-6370-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6370-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-6370-1
Upstream
Related
Published
2023-09-14T14:06:25.125089Z
Modified
2025-10-13T04:36:36Z
Summary
modsecurity-apache vulnerabilities
Details

It was discovered that ModSecurity incorrectly handled certain nested JSON objects. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2021-42717)

It was discovered that ModSecurity incorrectly handled certain HTTP multipart requests. A remote attacker could possibly use this issue to bypass ModSecurity restrictions. (CVE-2022-48279)

It was discovered that ModSecurity incorrectly handled certain file uploads. A remote attacker could possibly use this issue to cause a buffer overflow and a firewall failure. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2023-24021)

References

Affected packages

Ubuntu:Pro:14.04:LTS / modsecurity-apache

Package

Name
modsecurity-apache
Purl
pkg:deb/ubuntu/modsecurity-apache@2.7.7-2ubuntu0.1~esm1?arch=source&distro=trusty/esm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.7.7-2ubuntu0.1~esm1

Affected versions

2.*

2.7.4-1
2.7.5-1
2.7.7-1
2.7.7-1ubuntu1
2.7.7-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libapache2-mod-security2",
            "binary_version": "2.7.7-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "libapache2-modsecurity",
            "binary_version": "2.7.7-2ubuntu0.1~esm1"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:14.04:LTS",
    "cves": [
        {
            "id": "CVE-2022-48279",
            "severity": [
                {
                    "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": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ]
}

Ubuntu:Pro:16.04:LTS / modsecurity-apache

Package

Name
modsecurity-apache
Purl
pkg:deb/ubuntu/modsecurity-apache@2.9.0-1ubuntu0.1~esm1?arch=source&distro=esm-apps/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.9.0-1ubuntu0.1~esm1

Affected versions

2.*

2.9.0-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libapache2-mod-security2",
            "binary_version": "2.9.0-1ubuntu0.1~esm1"
        },
        {
            "binary_name": "libapache2-modsecurity",
            "binary_version": "2.9.0-1ubuntu0.1~esm1"
        }
    ],
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:16.04:LTS",
    "cves": [
        {
            "id": "CVE-2021-42717",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        },
        {
            "id": "CVE-2022-48279",
            "severity": [
                {
                    "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": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        },
        {
            "id": "CVE-2023-24021",
            "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": "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"
                }
            ]
        }
    ]
}

Ubuntu:Pro:18.04:LTS / modsecurity-apache

Package

Name
modsecurity-apache
Purl
pkg:deb/ubuntu/modsecurity-apache@2.9.2-1ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.9.2-1ubuntu0.1~esm1

Affected versions

2.*

2.9.1-3
2.9.2-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libapache2-mod-security2",
            "binary_version": "2.9.2-1ubuntu0.1~esm1"
        }
    ],
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:18.04:LTS",
    "cves": [
        {
            "id": "CVE-2021-42717",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        },
        {
            "id": "CVE-2022-48279",
            "severity": [
                {
                    "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": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        },
        {
            "id": "CVE-2023-24021",
            "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": "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"
                }
            ]
        }
    ]
}

Ubuntu:20.04:LTS / modsecurity-apache

Package

Name
modsecurity-apache
Purl
pkg:deb/ubuntu/modsecurity-apache@2.9.3-1ubuntu0.1?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.9.3-1ubuntu0.1

Affected versions

2.*

2.9.3-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libapache2-mod-security2",
            "binary_version": "2.9.3-1ubuntu0.1"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:20.04:LTS",
    "cves": [
        {
            "id": "CVE-2021-42717",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        },
        {
            "id": "CVE-2022-48279",
            "severity": [
                {
                    "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": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        },
        {
            "id": "CVE-2023-24021",
            "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": "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"
                }
            ]
        }
    ]
}

Ubuntu:Pro:22.04:LTS / modsecurity-apache

Package

Name
modsecurity-apache
Purl
pkg:deb/ubuntu/modsecurity-apache@2.9.5-1ubuntu0.1~esm1?arch=source&distro=esm-apps/jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.9.5-1ubuntu0.1~esm1

Affected versions

2.*

2.9.3-3
2.9.5-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libapache2-mod-security2",
            "binary_version": "2.9.5-1ubuntu0.1~esm1"
        }
    ],
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:22.04:LTS",
    "cves": [
        {
            "id": "CVE-2022-48279",
            "severity": [
                {
                    "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": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        },
        {
            "id": "CVE-2023-24021",
            "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": "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"
                }
            ]
        }
    ]
}