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CVE-2021-0209
CVE information
Published
Last Modified
CVSSv2.0 Severity
CVSSv3.1 Severity
Impact Analysis
Description
In Juniper Networks Junos OS Evolved an attacker sending certain valid BGP update packets may cause Junos OS Evolved to access an uninitialized pointer causing RPD to core leading to a Denial of Service (DoS). Continued receipt of these types of valid BGP update packets will cause an extended Denial of Service condition. RPD will require a restart to recover. An indicator of compromise is to see if the file rpd.re exists by issuing the command: show system core-dumps This issue affects: Juniper Networks Junos OS Evolved 19.4 versions prior to 19.4R2-S2-EVO; 20.1 versions prior to 20.1R1-S2-EVO, 20.1R2-S1-EVO. This issue does not affect Junos OS..
CVSSv2.0 Score
- Severity
- Medium
- Base Score
- 5.7/10
- Exploit Score
- 5.5/10
- Access Vector
- Adjacent_network
- Access Complexity
- Medium
- Authentication Required
- None
- Impact Score
- 6.9/10
- Confidentiality Impact
- None
- Availability Impact
- Complete
- Integrity Impact
- None
CVSSv3.1 Score
- Severity
- Medium
- Base Score
- 6.5/10
- Exploit Score
- 2.8/10
- Access Vector
- Adjacent_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:20.1:r1-s1:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:o:juniper:junos_os_evolved:19.4:r1:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:o:juniper:junos_os_evolved:20.1:-:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:o:juniper:junos_os_evolved:19.4:r2-s1:*:*:*:*:*:* |
Yes
|
- | - | |
| cpe:2.3:o:juniper:junos_os_evolved:19.4:r2:*:*:*:*:*:* |
Yes
|
- | - |