USN-4458-1

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Source
https://ubuntu.com/security/notices/USN-4458-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4458-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-4458-1
Upstream
Related
Published
2020-08-13T14:27:59.446965Z
Modified
2025-10-13T04:35:12Z
Summary
apache2 vulnerabilities
Details

Fabrice Perez discovered that the Apache mod_rewrite module incorrectly handled certain redirects. A remote attacker could possibly use this issue to perform redirects to an unexpected URL. (CVE-2020-1927)

Chamal De Silva discovered that the Apache modproxyftp module incorrectly handled memory when proxying to a malicious FTP server. A remote attacker could possibly use this issue to obtain sensitive information. (CVE-2020-1934)

Felix Wilhelm discovered that the HTTP/2 implementation in Apache did not properly handle certain Cache-Digest headers. A remote attacker could possibly use this issue to cause Apache to crash, resulting in a denial of service. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2020-9490)

Felix Wilhelm discovered that the Apache modproxyuwsgi module incorrectly handled large headers. A remote attacker could use this issue to obtain sensitive information or possibly execute arbitrary code. This issue only affected Ubuntu 20.04 LTS. (CVE-2020-11984)

Felix Wilhelm discovered that the HTTP/2 implementation in Apache did not properly handle certain logging statements. A remote attacker could possibly use this issue to cause Apache to crash, resulting in a denial of service. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2020-11993)

References

Affected packages

Ubuntu:16.04:LTS / apache2

Package

Name
apache2
Purl
pkg:deb/ubuntu/apache2@2.4.18-2ubuntu3.17?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.4.18-2ubuntu3.17

Affected versions

2.*

2.4.12-2ubuntu2
2.4.17-1ubuntu1
2.4.17-2ubuntu1
2.4.17-3ubuntu1
2.4.18-1ubuntu1
2.4.18-2ubuntu1
2.4.18-2ubuntu2
2.4.18-2ubuntu3
2.4.18-2ubuntu3.1
2.4.18-2ubuntu3.2
2.4.18-2ubuntu3.3
2.4.18-2ubuntu3.4
2.4.18-2ubuntu3.5
2.4.18-2ubuntu3.7
2.4.18-2ubuntu3.8
2.4.18-2ubuntu3.9
2.4.18-2ubuntu3.10
2.4.18-2ubuntu3.12
2.4.18-2ubuntu3.13
2.4.18-2ubuntu3.14
2.4.18-2ubuntu3.15

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "apache2",
            "binary_version": "2.4.18-2ubuntu3.17"
        },
        {
            "binary_name": "apache2-bin",
            "binary_version": "2.4.18-2ubuntu3.17"
        },
        {
            "binary_name": "apache2-data",
            "binary_version": "2.4.18-2ubuntu3.17"
        },
        {
            "binary_name": "apache2-dev",
            "binary_version": "2.4.18-2ubuntu3.17"
        },
        {
            "binary_name": "apache2-suexec-custom",
            "binary_version": "2.4.18-2ubuntu3.17"
        },
        {
            "binary_name": "apache2-suexec-pristine",
            "binary_version": "2.4.18-2ubuntu3.17"
        },
        {
            "binary_name": "apache2-utils",
            "binary_version": "2.4.18-2ubuntu3.17"
        }
    ]
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2020-1927",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        },
        {
            "id": "CVE-2020-1934",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:16.04:LTS"
}

Ubuntu:18.04:LTS / apache2

Package

Name
apache2
Purl
pkg:deb/ubuntu/apache2@2.4.29-1ubuntu4.14?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.4.29-1ubuntu4.14

Affected versions

2.*

2.4.27-2ubuntu3
2.4.29-1ubuntu1
2.4.29-1ubuntu2
2.4.29-1ubuntu3
2.4.29-1ubuntu4
2.4.29-1ubuntu4.1
2.4.29-1ubuntu4.2
2.4.29-1ubuntu4.3
2.4.29-1ubuntu4.4
2.4.29-1ubuntu4.5
2.4.29-1ubuntu4.6
2.4.29-1ubuntu4.7
2.4.29-1ubuntu4.8
2.4.29-1ubuntu4.10
2.4.29-1ubuntu4.11
2.4.29-1ubuntu4.12
2.4.29-1ubuntu4.13

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "apache2",
            "binary_version": "2.4.29-1ubuntu4.14"
        },
        {
            "binary_name": "apache2-bin",
            "binary_version": "2.4.29-1ubuntu4.14"
        },
        {
            "binary_name": "apache2-data",
            "binary_version": "2.4.29-1ubuntu4.14"
        },
        {
            "binary_name": "apache2-dev",
            "binary_version": "2.4.29-1ubuntu4.14"
        },
        {
            "binary_name": "apache2-ssl-dev",
            "binary_version": "2.4.29-1ubuntu4.14"
        },
        {
            "binary_name": "apache2-suexec-custom",
            "binary_version": "2.4.29-1ubuntu4.14"
        },
        {
            "binary_name": "apache2-suexec-pristine",
            "binary_version": "2.4.29-1ubuntu4.14"
        },
        {
            "binary_name": "apache2-utils",
            "binary_version": "2.4.29-1ubuntu4.14"
        }
    ]
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2020-1927",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        },
        {
            "id": "CVE-2020-1934",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        },
        {
            "id": "CVE-2020-9490",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        },
        {
            "id": "CVE-2020-11993",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:18.04:LTS"
}

Ubuntu:20.04:LTS / apache2

Package

Name
apache2
Purl
pkg:deb/ubuntu/apache2@2.4.41-4ubuntu3.1?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.4.41-4ubuntu3.1

Affected versions

2.*

2.4.41-1ubuntu1
2.4.41-4ubuntu1
2.4.41-4ubuntu2
2.4.41-4ubuntu3

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "apache2",
            "binary_version": "2.4.41-4ubuntu3.1"
        },
        {
            "binary_name": "apache2-bin",
            "binary_version": "2.4.41-4ubuntu3.1"
        },
        {
            "binary_name": "apache2-data",
            "binary_version": "2.4.41-4ubuntu3.1"
        },
        {
            "binary_name": "apache2-dev",
            "binary_version": "2.4.41-4ubuntu3.1"
        },
        {
            "binary_name": "apache2-ssl-dev",
            "binary_version": "2.4.41-4ubuntu3.1"
        },
        {
            "binary_name": "apache2-suexec-custom",
            "binary_version": "2.4.41-4ubuntu3.1"
        },
        {
            "binary_name": "apache2-suexec-pristine",
            "binary_version": "2.4.41-4ubuntu3.1"
        },
        {
            "binary_name": "apache2-utils",
            "binary_version": "2.4.41-4ubuntu3.1"
        },
        {
            "binary_name": "libapache2-mod-md",
            "binary_version": "2.4.41-4ubuntu3.1"
        },
        {
            "binary_name": "libapache2-mod-proxy-uwsgi",
            "binary_version": "2.4.41-4ubuntu3.1"
        }
    ]
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2020-1927",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        },
        {
            "id": "CVE-2020-1934",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        },
        {
            "id": "CVE-2020-9490",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        },
        {
            "id": "CVE-2020-11984",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        },
        {
            "id": "CVE-2020-11993",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:20.04:LTS"
}