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CVE-2019-11235
CVE information
Published
Last Modified
CVSSv2.0 Severity
CVSSv3.1 Severity
Impact Analysis
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..
CVSSv2.0 Score
- Severity
- High
- Base Score
- 7.5/10
- Exploit Score
- 10/10
- Access Vector
- Network
- Access Complexity
- Low
- Authentication Required
- None
- Impact Score
- 6.4/10
- Confidentiality Impact
- Partial
- Availability Impact
- Partial
- Integrity Impact
- Partial
CVSSv3.1 Score
- Severity
- Critical
- Base Score
- 9.8/10
- Exploit Score
- 3.9/10
- Access Vector
- Network
- Access Complexity
- Low
- Privileges Required
- None
- Impact Score
- 5.9/10
- Confidentiality Impact
- High
- Availability Impact
- High
- Integrity Impact
- High
- Scope
- Unchanged
- User Interaction
- None
Products Affected
CPE | Affected | Vulnerable | Excluding | Edit |
---|---|---|---|---|
cpe:2.3:a:freeradius:freeradius:*:*:*:*:*:*:*:* |
Yes
|
- | 3.0.19 | |
cpe:2.3:o:fedoraproject:fedora:-:*:*:*:*:*:*:* |
Yes
|
- | - | |
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*: |
Yes
|
- | - | |
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* |
Yes
|
- | - | |
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* |
Yes
|
- | - | |
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:* |
Yes
|
- | - | |
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:* |
Yes
|
- | - | |
cpe:2.3:o:redhat:enterprise_linux_eus:7.6:*:*:*:*:*:*:* |
Yes
|
- | - | |
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* |
Yes
|
- | - | |
cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:* |
Yes
|
- | - | |
cpe:2.3:o:canonical:ubuntu_linux:19.04:*:*:*:*:*:*:* |
Yes
|
- | - | |
cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:* |
Yes
|
- | - |
References
- https://www.kb.cert.org/vuls/id/871675/
- https://papers.mathyvanhoef.com/dragonblood.pdf
- https://freeradius.org/security/
- https://freeradius.org/release_notes/?br=3.0.x&re=3.0.19
- https://bugzilla.redhat.com/show_bug.cgi?id=1695748
- https://usn.ubuntu.com/3954-1/
- http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00014.html
- https://access.redhat.com/errata/RHSA-2019:1131
- https://access.redhat.com/errata/RHSA-2019:1142
- http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00032.html
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00033.html