9.8
CRITICAL
CVE-2019-11234
FreeRADIUS Dragonblood Authentication Spoofing Vulnerability
Description

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.

INFO

Published Date :

April 22, 2019, 11:29 a.m.

Last Modified :

May 13, 2019, 6:29 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2019-11234 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Canonical ubuntu_linux
1 Redhat enterprise_linux
1 Fedoraproject fedora
1 Freeradius freeradius
References to Advisories, Solutions, and Tools

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2019-11234 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-11234 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Apr. 23, 2020

    Action Type Old Value New Value
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00033.html [No Types Assigned]
  • CVE Modified by [email protected]

    May. 13, 2019

    Action Type Old Value New Value
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00032.html [No Types Assigned]
  • CVE Modified by [email protected]

    May. 13, 2019

    Action Type Old Value New Value
    Added Reference https://access.redhat.com/errata/RHSA-2019:1142 [No Types Assigned]
  • CVE Modified by [email protected]

    May. 09, 2019

    Action Type Old Value New Value
    Added Reference https://access.redhat.com/errata/RHSA-2019:1131 [No Types Assigned]
  • CVE Modified by [email protected]

    May. 08, 2019

    Action Type Old Value New Value
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00014.html [No Types Assigned]
  • Modified Analysis by [email protected]

    May. 02, 2019

    Action Type Old Value New Value
    Changed Reference Type https://usn.ubuntu.com/3954-1/ No Types Assigned https://usn.ubuntu.com/3954-1/ Third Party Advisory
    Changed CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:-:*:*:*:*:*:*:* OR *cpe:2.3:o:fedoraproject:fedora:*:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:19.04:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Apr. 24, 2019

    Action Type Old Value New Value
    Added Reference https://usn.ubuntu.com/3954-1/ [No Types Assigned]
  • Initial Analysis by [email protected]

    Apr. 22, 2019

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://freeradius.org/release_notes/?br=3.0.x&re=3.0.19 No Types Assigned https://freeradius.org/release_notes/?br=3.0.x&re=3.0.19 Release Notes, Vendor Advisory
    Changed Reference Type https://freeradius.org/security/ No Types Assigned https://freeradius.org/security/ Vendor Advisory
    Changed Reference Type https://www.kb.cert.org/vuls/id/871675/ No Types Assigned https://www.kb.cert.org/vuls/id/871675/ Not Applicable, Third Party Advisory, US Government Resource
    Changed Reference Type https://papers.mathyvanhoef.com/dragonblood.pdf No Types Assigned https://papers.mathyvanhoef.com/dragonblood.pdf Technical Description, Third Party Advisory
    Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=1695783 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=1695783 Issue Tracking, Third Party Advisory
    Added CWE CWE-287
    Added CPE Configuration OR *cpe:2.3:a:freeradius:freeradius:*:*:*:*:*:*:*:* versions up to (excluding) 3.0.19
    Added CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:-:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2019-11234 is associated with the following CWEs:

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.52 }} -0.02%

score

0.77259

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability