What’s Vulnerable › Vulnerabilities

CVE-2018-1000858

• Severity: high (CVSS 8.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2018-12-20 · updated 2026-06-17
• Weakness: CWE-352

Description

GnuPG version 2.1.12 - 2.2.11 contains a Cross ite Request Forgery (CSRF) vulnerability in dirmngr that can result in Attacker controlled CSRF, Information Disclosure, DoS. This attack appear to be exploitable via Victim must perform a WKD request, e.g. enter an email address in the composer window of Thunderbird/Enigmail. This vulnerability appears to have been fixed in after commit 4a4bb874f63741026bd26264c43bb32b1099f060.

Affected products

• Canonical Ubuntu Linux: 18.04, 18.10
• GnuPG: from 2.1.12 through 2.2.11

References

• https://sektioneins.de/en/advisories/advisory-012018-gnupg-wkd.html
• https://sektioneins.de/en/blog/18-11-23-gnupg-wkd.html
• https://usn.ubuntu.com/3853-1/
• https://sektioneins.de/en/advisories/advisory-012018-gnupg-wkd.html
• https://sektioneins.de/en/blog/18-11-23-gnupg-wkd.html
• https://usn.ubuntu.com/3853-1/

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