Vulnerability Details CVE-2018-9234
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 31.4%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 5.0
References
Products affected by CVE-2018-9234
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cpe:2.3:a:gnupg:gnupg:2.2.4
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cpe:2.3:a:gnupg:gnupg:2.2.5
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cpe:2.3:o:canonical:ubuntu_linux:14.04
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cpe:2.3:o:canonical:ubuntu_linux:16.04
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cpe:2.3:o:canonical:ubuntu_linux:17.10
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cpe:2.3:o:canonical:ubuntu_linux:18.04