USN-4235-1

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/notices/USN-4235-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4235-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-4235-1
Upstream
Related
Published
2020-01-13T15:29:42.719594Z
Modified
2025-10-13T04:35:02Z
Summary
nginx vulnerability
Details

Bert JW Regeer and Francisco Oca Gonzalez discovered that nginx incorrectly handled certain error_page configurations. A remote attacker could possibly use this issue to perform HTTP request smuggling attacks and access resources contrary to expectations.

References

Affected packages

Ubuntu:16.04:LTS / nginx

Package

Name
nginx
Purl
pkg:deb/ubuntu/nginx@1.10.3-0ubuntu0.16.04.5?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.10.3-0ubuntu0.16.04.5

Affected versions

1.*

1.9.3-1ubuntu1
1.9.6-2ubuntu1
1.9.6-2ubuntu2
1.9.9-0ubuntu1
1.9.9-1ubuntu1
1.9.10-0ubuntu1
1.9.10-1ubuntu1
1.9.11-0ubuntu1
1.9.11-0ubuntu2
1.9.12-0ubuntu1
1.9.13-0ubuntu1
1.9.14-0ubuntu1
1.9.15-0ubuntu1
1.10.0-0ubuntu0.16.04.1
1.10.0-0ubuntu0.16.04.2
1.10.0-0ubuntu0.16.04.3
1.10.0-0ubuntu0.16.04.4
1.10.3-0ubuntu0.16.04.1
1.10.3-0ubuntu0.16.04.2
1.10.3-0ubuntu0.16.04.3
1.10.3-0ubuntu0.16.04.4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.10.3-0ubuntu0.16.04.5",
            "binary_name": "nginx"
        },
        {
            "binary_version": "1.10.3-0ubuntu0.16.04.5",
            "binary_name": "nginx-common"
        },
        {
            "binary_version": "1.10.3-0ubuntu0.16.04.5",
            "binary_name": "nginx-core"
        },
        {
            "binary_version": "1.10.3-0ubuntu0.16.04.5",
            "binary_name": "nginx-extras"
        },
        {
            "binary_version": "1.10.3-0ubuntu0.16.04.5",
            "binary_name": "nginx-full"
        },
        {
            "binary_version": "1.10.3-0ubuntu0.16.04.5",
            "binary_name": "nginx-light"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:16.04:LTS",
    "cves": [
        {
            "id": "CVE-2019-20372",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ]
}

Ubuntu:18.04:LTS / nginx

Package

Name
nginx
Purl
pkg:deb/ubuntu/nginx@1.14.0-0ubuntu1.7?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.14.0-0ubuntu1.7

Affected versions

1.*

1.12.1-0ubuntu2
1.13.6-2ubuntu1
1.13.6-2ubuntu2
1.13.10-1ubuntu1
1.13.12-0ubuntu1
1.14.0-0ubuntu1
1.14.0-0ubuntu1.1
1.14.0-0ubuntu1.2
1.14.0-0ubuntu1.3
1.14.0-0ubuntu1.4
1.14.0-0ubuntu1.5
1.14.0-0ubuntu1.6

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.14.0-0ubuntu1.7",
            "binary_name": "libnginx-mod-http-auth-pam"
        },
        {
            "binary_version": "1.14.0-0ubuntu1.7",
            "binary_name": "libnginx-mod-http-cache-purge"
        },
        {
            "binary_version": "1.14.0-0ubuntu1.7",
            "binary_name": "libnginx-mod-http-dav-ext"
        },
        {
            "binary_version": "1.14.0-0ubuntu1.7",
            "binary_name": "libnginx-mod-http-echo"
        },
        {
            "binary_version": "1.14.0-0ubuntu1.7",
            "binary_name": "libnginx-mod-http-fancyindex"
        },
        {
            "binary_version": "1.14.0-0ubuntu1.7",
            "binary_name": "libnginx-mod-http-geoip"
        },
        {
            "binary_version": "1.14.0-0ubuntu1.7",
            "binary_name": "libnginx-mod-http-headers-more-filter"
        },
        {
            "binary_version": "1.14.0-0ubuntu1.7",
            "binary_name": "libnginx-mod-http-image-filter"
        },
        {
            "binary_version": "1.14.0-0ubuntu1.7",
            "binary_name": "libnginx-mod-http-lua"
        },
        {
            "binary_version": "1.14.0-0ubuntu1.7",
            "binary_name": "libnginx-mod-http-ndk"
        },
        {
            "binary_version": "1.14.0-0ubuntu1.7",
            "binary_name": "libnginx-mod-http-perl"
        },
        {
            "binary_version": "1.14.0-0ubuntu1.7",
            "binary_name": "libnginx-mod-http-subs-filter"
        },
        {
            "binary_version": "1.14.0-0ubuntu1.7",
            "binary_name": "libnginx-mod-http-uploadprogress"
        },
        {
            "binary_version": "1.14.0-0ubuntu1.7",
            "binary_name": "libnginx-mod-http-upstream-fair"
        },
        {
            "binary_version": "1.14.0-0ubuntu1.7",
            "binary_name": "libnginx-mod-http-xslt-filter"
        },
        {
            "binary_version": "1.14.0-0ubuntu1.7",
            "binary_name": "libnginx-mod-mail"
        },
        {
            "binary_version": "1.14.0-0ubuntu1.7",
            "binary_name": "libnginx-mod-nchan"
        },
        {
            "binary_version": "1.14.0-0ubuntu1.7",
            "binary_name": "libnginx-mod-rtmp"
        },
        {
            "binary_version": "1.14.0-0ubuntu1.7",
            "binary_name": "libnginx-mod-stream"
        },
        {
            "binary_version": "1.14.0-0ubuntu1.7",
            "binary_name": "nginx"
        },
        {
            "binary_version": "1.14.0-0ubuntu1.7",
            "binary_name": "nginx-common"
        },
        {
            "binary_version": "1.14.0-0ubuntu1.7",
            "binary_name": "nginx-core"
        },
        {
            "binary_version": "1.14.0-0ubuntu1.7",
            "binary_name": "nginx-extras"
        },
        {
            "binary_version": "1.14.0-0ubuntu1.7",
            "binary_name": "nginx-full"
        },
        {
            "binary_version": "1.14.0-0ubuntu1.7",
            "binary_name": "nginx-light"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:18.04:LTS",
    "cves": [
        {
            "id": "CVE-2019-20372",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ]
}