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CVE-2021-0206
CVE information
Published
Last Modified
CVSSv2.0 Severity
CVSSv3.1 Severity
Impact Analysis
Description
A NULL Pointer Dereference vulnerability in Juniper Networks Junos OS allows an attacker to send a specific packet causing the packet forwarding engine (PFE) to crash and restart, resulting in a Denial of Service (DoS). By continuously sending these specific packets, an attacker can repeatedly disable the PFE causing a sustained Denial of Service (DoS). This issue only affects Juniper Networks NFX Series, SRX Series platforms when SSL Proxy is configured. This issue affects Juniper Networks Junos OS on NFX Series and SRX Series: 18.3 versions prior to 18.3R3-S4; 18.4 versions prior to 18.4R3-S1; 19.1 versions prior to 19.1R1-S6, 19.1R2-S2, 19.1R3; 19.2 versions prior to 19.2R1-S2, 19.2R2; 19.3 versions prior to 19.3R2. This issue does not affect Juniper Networks Junos OS versions on NFX Series and SRX Series prior to 18.3R1..
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:18.3:r1-s1:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:18.3:r2:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:18.3:r1:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:18.3:r1-s2:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:18.3:-:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:18.3:r1-s3:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:18.3:r1-s5:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:18.3:r2-s1:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:18.3:r2-s2:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:18.3:r1-s6:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:18.3:r3:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:18.3:r3-s1:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:18.3:r3-s2:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:18.3:r2-s4:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:18.3:r3-s3:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:18.3:r2-s3:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:18.4:r2-s4:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:18.4:r1-s6:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:18.4:r3:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:18.4:r2-s3:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:18.4:r2-s1:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:18.4:r1-s5:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:18.4:r2-s2:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:18.4:r1-s2:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:18.4:r2:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:18.4:-:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:18.4:r1-s1:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:18.4:r1:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:19.1:r1-s1:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:19.1:r1-s3:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:19.1:r1-s2:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:19.1:r1:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:19.1:-:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:19.1:r2:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:19.1:r1-s4:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:19.1:r2-s1:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:19.1:r1-s5:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:19.2:-:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:19.2:r1-s1:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:19.2:r1:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:19.3:-:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:19.3:r1:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:o:juniper:junos:19.3:r1-s1:*:*:*:*:*:* |
Yes
|
- | ||
| cpe:2.3:h:juniper:nfx150:-:*:*:*:*:*:*:* |
No
|
- | ||
| cpe:2.3:h:juniper:nfx250:-:*:*:*:*:*:*:* |
No
|
- | ||
| cpe:2.3:h:juniper:nfx350:-:*:*:*:*:*:*:* |
No
|
- | ||
| cpe:2.3:h:juniper:srx1500:-:*:*:*:*:*:*:* |
No
|
- | ||
| cpe:2.3:h:juniper:srx300:-:*:*:*:*:*:*:* |
No
|
- | ||
| cpe:2.3:h:juniper:srx320:-:*:*:*:*:*:*:* |
No
|
- | ||
| cpe:2.3:h:juniper:srx340:-:*:*:*:*:*:*:* |
No
|
- | ||
| cpe:2.3:h:juniper:srx345:-:*:*:*:*:*:*:* |
No
|
- | ||
| cpe:2.3:h:juniper:srx380:-:*:*:*:*:*:*:* |
No
|
- | ||
| cpe:2.3:h:juniper:srx4100:-:*:*:*:*:*:*:* |
No
|
- | ||
| cpe:2.3:h:juniper:srx4200:-:*:*:*:*:*:*:* |
No
|
- | ||
| cpe:2.3:h:juniper:srx4600:-:*:*:*:*:*:*:* |
No
|
- | ||
| cpe:2.3:h:juniper:srx5400:-:*:*:*:*:*:*:* |
No
|
- | ||
| cpe:2.3:h:juniper:srx550:-:*:*:*:*:*:*:* |
No
|
- | ||
| cpe:2.3:h:juniper:srx5600:-:*:*:*:*:*:*:* |
No
|
- | ||
| cpe:2.3:h:juniper:srx5800:-:*:*:*:*:*:*:* |
No
|
- |