Vulnerability DatabaseCVE-2019-11235
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CVE-2019-11235
Published:April 21, 2019
Updated:July 21, 2026
FreeRADIUS before 3.0.19 mishandles the "each participant verifies that the received scalar is within a range, and that the received group element is a valid point on the curve being used" protection mechanism, aka a "Dragonblood" issue, a similar issue to CVE-2019-9498 and CVE-2019-9499.
Related Resources (15)
https://access.redhat.com/errata/RHSA-2019:1142
https://papers.mathyvanhoef.com/dragonblood.pdf
https://people.canonical.com/~ubuntu-security/cve/CVE-2019-11235
https://access.redhat.com/security/cve/CVE-2019-11235
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00032.html
https://access.redhat.com/errata/RHSA-2019:1131
https://usn.ubuntu.com/3954-1/
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00033.html
https://freeradius.org/release_notes/?br=3.0.x&re=3.0.19
https://freeradius.org/security/
https://www.kb.cert.org/vuls/id/871675/
https://bugzilla.redhat.com/show_bug.cgi?id=1695748
https://security.alpinelinux.org/vuln/CVE-2019-11235
https://security-tracker.debian.org/tracker/CVE-2019-11235
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00014.html
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CVSS v4
Base Score:
9.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
9.8
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Weakness Type (CWE)
Insufficient Verification of Data Authenticity
CWE-345
EPSS
Base Score:
3.57