Input validation error in Evolution - CVE-2020-11879
Published: April 17, 2020 / Updated: August 8, 2020
Vulnerability identifier: #VU34442
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-11879
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Evolution
Evolution
Software vendor:
Gnome Development Team
Gnome Development Team
Description
The vulnerability allows a remote non-authenticated attacker to read and manipulate data.
An issue was discovered in GNOME Evolution before 3.35.91. By using the proprietary (non-RFC6068) "mailto?attach=..." parameter, a website (or other source of mailto links) can make Evolution attach local files or directories to a composed email message without showing a warning to the user, as demonstrated by an attach=. value.
Remediation
Install update from vendor's website.