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CVE-2021-0294
CVE information
Published
Last Modified
CVSSv2.0 Severity
CVSSv3.1 Severity
Impact Analysis
Description
A vulnerability in Juniper Networks Junos OS, which only affects the release 18.4R2-S5, where a function is inconsistently implemented on Juniper Networks Junos QFX5000 Series and EX4600 Series, and if "storm-control enhanced" is configured, can lead to the enhanced storm control filter group not be installed. It will cause storm control not to work hence allowing an attacker to cause high CPU usage or packet loss issues by sending a large amount of broadcast or unknown unicast packets arriving the device. This issue affects Juniper Networks QFX5100, QFX5110, QFX5120, QFX5200, QFX5210, EX4600, and EX4650, and QFX5100 with QFX 5e Series image installed. QFX5130 and QFX5220 are not affected from this issue. This issue affects Juniper Networks Junos OS 18.4R2-S5 on QFX5000 Series and EX4600 Series. No other product or platform is affected by this vulnerability..
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
- Medium
- Base Score
- 5.3/10
- Exploit Score
- 3.9/10
- Access Vector
- Network
- Access Complexity
- Low
- Privileges Required
- None
- Impact Score
- 1.4/10
- Confidentiality Impact
- None
- Availability Impact
- Low
- Integrity Impact
- None
- Scope
- Unchanged
- User Interaction
- None
Products Affected
CPE | Affected | Vulnerable | Excluding | Edit |
---|---|---|---|---|
cpe:2.3:o:juniper:junos:18.4:r2-s5:*:*:*:*:*:* |
Yes
|
- | ||
cpe:2.3:h:juniper:ex4600:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:juniper:ex4650:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:juniper:qfx5100:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:juniper:qfx5110:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:juniper:qfx5120:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:juniper:qfx5200:-:*:*:*:*:*:*:* |
No
|
- | ||
cpe:2.3:h:juniper:qfx5210:-:*:*:*:*:*:*:* |
No
|
- |