What’s Vulnerable › Vulnerabilities

CVE-2018-15587

• Severity: medium (CVSS 6.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-02-11 · updated 2026-06-17
• Weakness: CWE-347

Description

GNOME Evolution through 3.28.2 is prone to OpenPGP signatures being spoofed for arbitrary messages using a specially crafted email that contains a valid signature from the entity to be impersonated as an attachment.

Affected products

• Debian Linux: 8.0
• GNOME Evolution: through 3.28.2

References

• http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00047.html
• http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00061.html
• http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00024.html
• http://packetstormsecurity.com/files/152703/Johnny-You-Are-Fired.html
• http://seclists.org/fulldisclosure/2019/Apr/38
• http://www.openwall.com/lists/oss-security/2019/04/30/4
• https://bugzilla.gnome.org/show_bug.cgi?id=796424
• https://github.com/RUB-NDS/Johnny-You-Are-Fired
• https://github.com/RUB-NDS/Johnny-You-Are-Fired/blob/master/paper/johnny-fired.pdf
• https://lists.debian.org/debian-lts-announce/2019/04/msg00027.html
• https://seclists.org/bugtraq/2019/Jun/7
• https://usn.ubuntu.com/3998-1/

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