CVE-2020-8015: Local privilege escalation in exim package from user mail to root

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2020-04-02 · updated 2026-06-17
Weakness: CWE-59

Description

A UNIX Symbolic Link (Symlink) Following vulnerability in the packaging of exim in openSUSE Factory allows local attackers to escalate from user mail to root. This issue affects: openSUSE Factory exim versions prior to 4.93.0.4-3.1.

Affected products

Exim: before 4.93.0.4-3.1 — fixed in 4.93.0.4-3.1

How to fix

Upgrade to a fixed version: Exim 4.93.0.4-3.1. Check the vendor advisory for mitigations.

References

http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00010.html
https://bugzilla.suse.com/show_bug.cgi?id=1154183
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00010.html
https://bugzilla.suse.com/show_bug.cgi?id=1154183

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