Auth bypass in Freeradius
CVE-2019-11234
FreeRADIUS before 3.0.19 does not prevent use of reflection for authentication spoofing, aka a "Dragonblood" issue, a similar issue to CVE-2019-9497.
Vulnerability class: Broken Authentication
EPSS: 0.076 (93.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Freeradius
- Canonical Ubuntu_linux — versions 18.04, 18.10, 19.04
- Fedoraproject Fedora
- Redhat Enterprise_linux — versions 7.0
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (x_refsource_MISC, Release Notes, Vendor Advisory)
- cve@mitre.org (Technical Description, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (US Government Resource, Third Party Advisory, x_refsource_MISC, Not Applicable)
- cve@mitre.org (x_refsource_MISC, Vendor Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory, Issue Tracking)
- cve@mitre.org (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- cve@mitre.org (vendor-advisory, x_refsource_SUSE)
- cve@mitre.org (x_refsource_REDHAT, vendor-advisory)
- cve@mitre.org (x_refsource_REDHAT, vendor-advisory)
- cve@mitre.org (vendor-advisory, x_refsource_SUSE)
Frequently asked questions
- What is CVE-2019-11234?
- CVE-2019-11234 is a critical-severity vulnerability in Freeradius, classified under Improper Authentication. CVSS score: 9.8/10. Published 2019-04-22.
- How severe is CVE-2019-11234?
- Critical severity. CVSS v3 base score is 9.8 out of 10.