UBUNTU-CVE-2018-1000773

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Source
https://ubuntu.com/security/CVE-2018-1000773
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-1000773.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2018-1000773
Upstream
Published
2018-09-06T16:29:00Z
Modified
2025-09-08T16:45:09Z
Severity
  • 8.8 (High) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - low
Summary
[none]
Details

WordPress version 4.9.8 and earlier contains a CWE-20 Input Validation vulnerability in thumbnail processing that can result in remote code execution due to an incomplete fix for CVE-2017-1000600. This attack appears to be exploitable via thumbnail upload by an authenticated user and may require additional plugins in order to be exploited however this has not been confirmed at this time.

References

Affected packages

Ubuntu:22.04:LTS

wordpress

Package

Name
wordpress
Purl
pkg:deb/ubuntu/wordpress@5.8.3+dfsg1-1ubuntu1.1?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

5.*

5.7.1+dfsg1-2ubuntu1
5.8.1+dfsg1-2ubuntu1
5.8.2+dfsg1-1ubuntu1
5.8.3+dfsg1-1ubuntu1
5.8.3+dfsg1-1ubuntu1.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "wordpress",
            "binary_version": "5.8.3+dfsg1-1ubuntu1.1"
        },
        {
            "binary_name": "wordpress-l10n",
            "binary_version": "5.8.3+dfsg1-1ubuntu1.1"
        },
        {
            "binary_name": "wordpress-theme-twentynineteen",
            "binary_version": "5.8.3+dfsg1-1ubuntu1.1"
        },
        {
            "binary_name": "wordpress-theme-twentytwenty",
            "binary_version": "5.8.3+dfsg1-1ubuntu1.1"
        },
        {
            "binary_name": "wordpress-theme-twentytwentyone",
            "binary_version": "5.8.3+dfsg1-1ubuntu1.1"
        }
    ]
}

Ubuntu:24.04:LTS

wordpress

Package

Name
wordpress
Purl
pkg:deb/ubuntu/wordpress@6.4.3+dfsg1-1ubuntu1?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

6.*

6.2+dfsg1-1ubuntu1
6.4.3+dfsg1-1ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "wordpress",
            "binary_version": "6.4.3+dfsg1-1ubuntu1"
        },
        {
            "binary_name": "wordpress-l10n",
            "binary_version": "6.4.3+dfsg1-1ubuntu1"
        },
        {
            "binary_name": "wordpress-theme-twentytwentyfour",
            "binary_version": "6.4.3+dfsg1-1ubuntu1"
        },
        {
            "binary_name": "wordpress-theme-twentytwentythree",
            "binary_version": "6.4.3+dfsg1-1ubuntu1"
        },
        {
            "binary_name": "wordpress-theme-twentytwentytwo",
            "binary_version": "6.4.3+dfsg1-1ubuntu1"
        }
    ]
}

Ubuntu:25.04

wordpress

Package

Name
wordpress
Purl
pkg:deb/ubuntu/wordpress@6.7.2+dfsg1-1.1ubuntu1?arch=source&distro=plucky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

6.*

6.4.3+dfsg1-1ubuntu1
6.7.2+dfsg1-1.1ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "wordpress",
            "binary_version": "6.7.2+dfsg1-1.1ubuntu1"
        },
        {
            "binary_name": "wordpress-l10n",
            "binary_version": "6.7.2+dfsg1-1.1ubuntu1"
        },
        {
            "binary_name": "wordpress-theme-twentytwentyfive",
            "binary_version": "6.7.2+dfsg1-1.1ubuntu1"
        },
        {
            "binary_name": "wordpress-theme-twentytwentyfour",
            "binary_version": "6.7.2+dfsg1-1.1ubuntu1"
        },
        {
            "binary_name": "wordpress-theme-twentytwentythree",
            "binary_version": "6.7.2+dfsg1-1.1ubuntu1"
        }
    ]
}

Ubuntu:Pro:16.04:LTS

wordpress

Package

Name
wordpress
Purl
pkg:deb/ubuntu/wordpress@4.4.2+dfsg-1ubuntu1?arch=source&distro=esm-apps/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

4.*

4.3+dfsg-1
4.3.1+dfsg-1
4.4+dfsg-1
4.4.1+dfsg-1
4.4.2+dfsg-1
4.4.2+dfsg-1ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "wordpress",
            "binary_version": "4.4.2+dfsg-1ubuntu1"
        },
        {
            "binary_name": "wordpress-l10n",
            "binary_version": "4.4.2+dfsg-1ubuntu1"
        },
        {
            "binary_name": "wordpress-theme-twentyfifteen",
            "binary_version": "4.4.2+dfsg-1ubuntu1"
        },
        {
            "binary_name": "wordpress-theme-twentyfourteen",
            "binary_version": "4.4.2+dfsg-1ubuntu1"
        },
        {
            "binary_name": "wordpress-theme-twentysixteen",
            "binary_version": "4.4.2+dfsg-1ubuntu1"
        }
    ]
}

Ubuntu:Pro:18.04:LTS

wordpress

Package

Name
wordpress
Purl
pkg:deb/ubuntu/wordpress@4.9.5+dfsg1-1?arch=source&distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

4.*

4.8.2+dfsg-2
4.8.3+dfsg-1
4.9.1+dfsg-1
4.9.2+dfsg-1
4.9.4+dfsg-1
4.9.5+dfsg1-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "wordpress",
            "binary_version": "4.9.5+dfsg1-1"
        },
        {
            "binary_name": "wordpress-l10n",
            "binary_version": "4.9.5+dfsg1-1"
        },
        {
            "binary_name": "wordpress-theme-twentyfifteen",
            "binary_version": "4.9.5+dfsg1-1"
        },
        {
            "binary_name": "wordpress-theme-twentyseventeen",
            "binary_version": "4.9.5+dfsg1-1"
        },
        {
            "binary_name": "wordpress-theme-twentysixteen",
            "binary_version": "4.9.5+dfsg1-1"
        }
    ]
}

Ubuntu:Pro:20.04:LTS

wordpress

Package

Name
wordpress
Purl
pkg:deb/ubuntu/wordpress@5.3.2+dfsg1-1ubuntu1?arch=source&distro=esm-apps/focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

5.*

5.2.2+dfsg1-1
5.2.4+dfsg1-1
5.3.2+dfsg1-1
5.3.2+dfsg1-1ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "wordpress",
            "binary_version": "5.3.2+dfsg1-1ubuntu1"
        },
        {
            "binary_name": "wordpress-l10n",
            "binary_version": "5.3.2+dfsg1-1ubuntu1"
        },
        {
            "binary_name": "wordpress-theme-twentynineteen",
            "binary_version": "5.3.2+dfsg1-1ubuntu1"
        },
        {
            "binary_name": "wordpress-theme-twentyseventeen",
            "binary_version": "5.3.2+dfsg1-1ubuntu1"
        },
        {
            "binary_name": "wordpress-theme-twentysixteen",
            "binary_version": "5.3.2+dfsg1-1ubuntu1"
        }
    ]
}