UBUNTU-CVE-2018-9234

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Source
https://ubuntu.com/security/CVE-2018-9234
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-9234.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2018-9234
Upstream
Downstream
Related
Published
2018-04-03T00:00:00Z
Modified
2025-07-16T08:23:18.207293Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS Calculator
  • Ubuntu - low
Summary
[none]
Details

GnuPG 2.2.4 and 2.2.5 does not enforce a configuration in which key certification requires an offline master Certify key, which results in apparently valid certifications that occurred only with access to a signing subkey.

References

Affected packages

Ubuntu:14.04:LTS / gnupg2

Package

Name
gnupg2
Purl
pkg:deb/ubuntu/gnupg2@2.0.22-3ubuntu1.3?arch=source&distro=trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.0.22-3ubuntu1.3

Affected versions

2.*

2.0.20-1ubuntu3
2.0.22-1ubuntu1
2.0.22-3ubuntu1
2.0.22-3ubuntu1.1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "gnupg-agent",
            "binary_version": "2.0.22-3ubuntu1.3"
        },
        {
            "binary_name": "gnupg2",
            "binary_version": "2.0.22-3ubuntu1.3"
        },
        {
            "binary_name": "gpgsm",
            "binary_version": "2.0.22-3ubuntu1.3"
        },
        {
            "binary_name": "gpgv2",
            "binary_version": "2.0.22-3ubuntu1.3"
        },
        {
            "binary_name": "scdaemon",
            "binary_version": "2.0.22-3ubuntu1.3"
        }
    ]
}

Ubuntu:16.04:LTS / gnupg2

Package

Name
gnupg2
Purl
pkg:deb/ubuntu/gnupg2@2.1.11-6ubuntu2?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.1.11-6ubuntu2

Affected versions

2.*

2.0.28-3ubuntu1
2.0.28-3ubuntu2
2.1.11-6ubuntu1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "dirmngr",
            "binary_version": "2.1.11-6ubuntu2"
        },
        {
            "binary_name": "dirmngr-dbgsym",
            "binary_version": "2.1.11-6ubuntu2"
        },
        {
            "binary_name": "gnupg-agent",
            "binary_version": "2.1.11-6ubuntu2"
        },
        {
            "binary_name": "gnupg-agent-dbgsym",
            "binary_version": "2.1.11-6ubuntu2"
        },
        {
            "binary_name": "gnupg2",
            "binary_version": "2.1.11-6ubuntu2"
        },
        {
            "binary_name": "gnupg2-dbgsym",
            "binary_version": "2.1.11-6ubuntu2"
        },
        {
            "binary_name": "gpgsm",
            "binary_version": "2.1.11-6ubuntu2"
        },
        {
            "binary_name": "gpgsm-dbgsym",
            "binary_version": "2.1.11-6ubuntu2"
        },
        {
            "binary_name": "gpgv-udeb",
            "binary_version": "2.1.11-6ubuntu2"
        },
        {
            "binary_name": "gpgv-udeb-dbgsym",
            "binary_version": "2.1.11-6ubuntu2"
        },
        {
            "binary_name": "gpgv2",
            "binary_version": "2.1.11-6ubuntu2"
        },
        {
            "binary_name": "gpgv2-dbgsym",
            "binary_version": "2.1.11-6ubuntu2"
        },
        {
            "binary_name": "scdaemon",
            "binary_version": "2.1.11-6ubuntu2"
        },
        {
            "binary_name": "scdaemon-dbgsym",
            "binary_version": "2.1.11-6ubuntu2"
        }
    ]
}

Ubuntu:18.04:LTS / gnupg2

Package

Name
gnupg2
Purl
pkg:deb/ubuntu/gnupg2@2.2.4-1ubuntu1.1?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.2.4-1ubuntu1.1

Affected versions

2.*

2.1.15-1ubuntu8
2.2.4-1ubuntu1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "dirmngr",
            "binary_version": "2.2.4-1ubuntu1.1"
        },
        {
            "binary_name": "dirmngr-dbgsym",
            "binary_version": "2.2.4-1ubuntu1.1"
        },
        {
            "binary_name": "gnupg",
            "binary_version": "2.2.4-1ubuntu1.1"
        },
        {
            "binary_name": "gnupg-agent",
            "binary_version": "2.2.4-1ubuntu1.1"
        },
        {
            "binary_name": "gnupg-l10n",
            "binary_version": "2.2.4-1ubuntu1.1"
        },
        {
            "binary_name": "gnupg-utils",
            "binary_version": "2.2.4-1ubuntu1.1"
        },
        {
            "binary_name": "gnupg-utils-dbgsym",
            "binary_version": "2.2.4-1ubuntu1.1"
        },
        {
            "binary_name": "gnupg2",
            "binary_version": "2.2.4-1ubuntu1.1"
        },
        {
            "binary_name": "gpg",
            "binary_version": "2.2.4-1ubuntu1.1"
        },
        {
            "binary_name": "gpg-agent",
            "binary_version": "2.2.4-1ubuntu1.1"
        },
        {
            "binary_name": "gpg-agent-dbgsym",
            "binary_version": "2.2.4-1ubuntu1.1"
        },
        {
            "binary_name": "gpg-dbgsym",
            "binary_version": "2.2.4-1ubuntu1.1"
        },
        {
            "binary_name": "gpg-wks-client",
            "binary_version": "2.2.4-1ubuntu1.1"
        },
        {
            "binary_name": "gpg-wks-client-dbgsym",
            "binary_version": "2.2.4-1ubuntu1.1"
        },
        {
            "binary_name": "gpg-wks-server",
            "binary_version": "2.2.4-1ubuntu1.1"
        },
        {
            "binary_name": "gpg-wks-server-dbgsym",
            "binary_version": "2.2.4-1ubuntu1.1"
        },
        {
            "binary_name": "gpgconf",
            "binary_version": "2.2.4-1ubuntu1.1"
        },
        {
            "binary_name": "gpgconf-dbgsym",
            "binary_version": "2.2.4-1ubuntu1.1"
        },
        {
            "binary_name": "gpgsm",
            "binary_version": "2.2.4-1ubuntu1.1"
        },
        {
            "binary_name": "gpgsm-dbgsym",
            "binary_version": "2.2.4-1ubuntu1.1"
        },
        {
            "binary_name": "gpgv",
            "binary_version": "2.2.4-1ubuntu1.1"
        },
        {
            "binary_name": "gpgv-dbgsym",
            "binary_version": "2.2.4-1ubuntu1.1"
        },
        {
            "binary_name": "gpgv-static",
            "binary_version": "2.2.4-1ubuntu1.1"
        },
        {
            "binary_name": "gpgv-static-dbgsym",
            "binary_version": "2.2.4-1ubuntu1.1"
        },
        {
            "binary_name": "gpgv-udeb",
            "binary_version": "2.2.4-1ubuntu1.1"
        },
        {
            "binary_name": "gpgv-win32",
            "binary_version": "2.2.4-1ubuntu1.1"
        },
        {
            "binary_name": "gpgv2",
            "binary_version": "2.2.4-1ubuntu1.1"
        },
        {
            "binary_name": "scdaemon",
            "binary_version": "2.2.4-1ubuntu1.1"
        },
        {
            "binary_name": "scdaemon-dbgsym",
            "binary_version": "2.2.4-1ubuntu1.1"
        }
    ]
}