Critical severity · published Apr 22, 2019
CVE-2019-11235
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…
9.8
CVSS
3.6%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.6% · higher than 89% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EL
Enterprise Linux · Redhat
7.0 · source: NVD
EL
Enterprise Linux Eus · Redhat
7.6 · source: NVD
EL
Enterprise Linux Server · Redhat
7.0 · source: NVD
EL
Enterprise Linux Server Aus · Redhat
7.6 · source: NVD
EL
Enterprise Linux Server Tus · Redhat
7.6 · source: NVD
EL
Enterprise Linux Workstation · Redhat
7.0 · source: NVD
FE
Fedora · Fedoraproject
All versions, or not specified · source: NVD
FR
Freeradius · Freeradius
before 3.0.19 · source: NVD
LE
Leap · Opensuse
15.0 · source: NVD
UL
Ubuntu Linux · Canonical
18.04; 18.10; 19.04 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-11235
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-11235
Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00014.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00032.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00033.html
Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:1131
access.redhat.com
https://access.redhat.com/errata/RHSA-2019:1142
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1695748
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