CVE-2019-10143

Severity: high (CVSS 7.0 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2019-05-24 · updated 2026-06-17
Weakness: CWE-250

Description

It was discovered freeradius up to and including version 3.0.19 does not correctly configure logrotate, allowing a local attacker who already has control of the radiusd user to escalate his privileges to root, by tricking logrotate into writing a radiusd-writable file to a directory normally inaccessible by the radiusd user. NOTE: the upstream software maintainer has stated "there is simply no way for anyone to gain privileges through this alleged issue."

Affected products

Fedoraproject Fedora: 29, 30
freeradius: through 3.0.19
Red Hat Enterprise Linux: 8.0

References

http://packetstormsecurity.com/files/155361/FreeRadius-3.0.19-Logrotate-Privilege-Escalation.html
http://seclists.org/fulldisclosure/2019/Nov/14
https://access.redhat.com/errata/RHSA-2019:3353
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10143
https://freeradius.org/security/
https://github.com/FreeRADIUS/freeradius-server/pull/2666
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A6VKBZAZKJP5QKXDXRKCM2ZPZND3TFAX/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TKODLHHUOVAYENTBP4D3N25ST3Q6LJBP/
http://packetstormsecurity.com/files/155361/FreeRadius-3.0.19-Logrotate-Privilege-Escalation.html
http://seclists.org/fulldisclosure/2019/Nov/14
https://access.redhat.com/errata/RHSA-2019:3353
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10143

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