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CVE-2021-0226
CVE information
Published
Last Modified
CVSSv2.0 Severity
CVSSv3.1 Severity
Impact Analysis
Description
On Juniper Networks Junos OS Evolved devices, receipt of a specific IPv6 packet may cause an established IPv6 BGP session to terminate, creating a Denial of Service (DoS) condition. Continued receipt and processing of this packet will create a sustained Denial of Service (DoS) condition. This issue does not affect IPv4 BGP sessions. This issue affects IBGP or EBGP peer sessions with IPv6. This issue affects: Juniper Networks Junos OS Evolved: 19.4 versions prior to 19.4R2-S3-EVO; 20.1 versions prior to 20.1R2-S3-EVO; 20.2 versions prior to 20.2R2-S1-EVO; 20.3 versions prior to 20.3R2-EVO. This issue does not affect Juniper Networks Junos OS releases..
CVSSv2.0 Score
- Severity
- Medium
- Base Score
- 5/10
- Exploit Score
- 10/10
- Access Vector
- Network
- Access Complexity
- Low
- Authentication Required
- None
- Impact Score
- 2.9/10
- Confidentiality Impact
- None
- Availability Impact
- Partial
- Integrity Impact
- None
CVSSv3.1 Score
- Severity
- High
- Base Score
- 7.5/10
- Exploit Score
- 3.9/10
- Access Vector
- Network
- Access Complexity
- Low
- Privileges Required
- None
- Impact Score
- 3.6/10
- Confidentiality Impact
- None
- Availability Impact
- High
- Integrity Impact
- None
- Scope
- Unchanged
- User Interaction
- None
Products Affected
| CPE | Affected | Vulnerable | Excluding | Edit |
|---|---|---|---|---|
| cpe:2.3:o:juniper:junos_os_evolved:20.1:r1:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:o:juniper:junos_os_evolved:20.3:r1:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:o:juniper:junos_os_evolved:20.2:r1-s1:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:o:juniper:junos_os_evolved:20.2:r1:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:o:juniper:junos_os_evolved:20.1:r1-s1:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:o:juniper:junos_os_evolved:20.3:r1-s1:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:o:juniper:junos_os_evolved:20.1:r2-s2:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:o:juniper:junos_os_evolved:20.1:r2-s1:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:o:juniper:junos_os_evolved:20.1:r2:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:o:juniper:junos_os_evolved:20.2:r2:*:*:*:*:*:* |
Yes
|
- | - |