Zero-friction vulnerability management platform

Mageni eases for you the vulnerability scanning, assessment, and management process. It is free and open-source.

Install Now

Available for macOS, Windows, and Linux

App screenshot

CVE-2021-0206

CVE information

Published

1 year ago

Last Modified

1 year ago

CVSSv2.0 Severity

Medium

CVSSv3.1 Severity

High

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:18.4: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:18.4:-:*:*:*:*:*:*
  Yes
-
cpe:2.3:o:juniper:junos:18.4:r1-s1:*:*:*:*:*:*
  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:18.4:r1-s2:*:*:*:*:*:*
  Yes
-
cpe:2.3:o:juniper:junos:18.4:r1-s5:*:*:*:*:*:*
  Yes
-
cpe:2.3:o:juniper:junos:18.4:r2:*:*:*:*:*:*
  Yes
-
cpe:2.3:o:juniper:junos:18.4:r2-s1:*:*:*:*:*:*
  Yes
-
cpe:2.3:o:juniper:junos:18.4:r2-s2:*:*:*:*:*:*
  Yes
-
cpe:2.3:o:juniper:junos:19.1:-:*:*:*:*:*:*
  Yes
-
cpe:2.3:o:juniper:junos:19.1:r1:*:*:*:*:*:*
  Yes
-
cpe:2.3:o:juniper:junos:19.1:r1-s1:*:*:*:*:*:*
  Yes
-
cpe:2.3:o:juniper:junos:19.1:r1-s2:*:*:*:*:*:*
  Yes
-
cpe:2.3:o:juniper:junos:19.1:r1-s3:*:*:*:*:*:*
  Yes
-
cpe:2.3:o:juniper:junos:19.2:-:*:*:*:*:*:*
  Yes
-
cpe:2.3:o:juniper:junos:19.2:r1:*:*:*:*:*:*
  Yes
-
cpe:2.3:o:juniper:junos:19.2:r1-s1:*:*:*:*:*:*
  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:18.3:r1-s6:*:*:*:*:*:*
  Yes
-
cpe:2.3:o:juniper:junos:18.3:r2-s3:*:*:*:*:*:*
  Yes
-
cpe:2.3:o:juniper:junos:18.3:r2-s4:*:*:*:*:*:*
  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:r3-s3:*:*:*:*:*:*
  Yes
-
cpe:2.3:o:juniper:junos:18.4:r1-s6:*:*:*:*:*:*
  Yes
-
cpe:2.3:o:juniper:junos:18.4:r2-s3:*:*:*:*:*:*
  Yes
-
cpe:2.3:o:juniper:junos:18.4:r2-s4:*:*:*:*:*:*
  Yes
-
cpe:2.3:o:juniper:junos:18.4:r3:*:*:*:*:*:*
  Yes
-
cpe:2.3:o:juniper:junos:19.1:r1-s4:*:*:*:*:*:*
  Yes
-
cpe:2.3:o:juniper:junos:19.1:r1-s5:*:*:*:*:*:*
  Yes
-
cpe:2.3:o:juniper:junos:19.1:r2:*:*:*:*:*:*
  Yes
-
cpe:2.3:o:juniper:junos:19.1:r2-s1:*:*:*:*:*:*
  Yes
-
cpe:2.3:o:juniper:junos:19.3:r1-s1:*:*:*:*:*:*
  Yes
-
cpe:2.3:h:juniper:srx5600:-:*:*:*:*:*:*:*
  No
-
cpe:2.3:h:juniper:srx1500:-:*:*:*:*:*:*:*
  No
-
cpe:2.3:h:juniper:srx5800:-:*:*:*:*:*:*:*
  No
-
cpe:2.3:h:juniper:srx300:-:*:*:*:*:*:*:*
  No
-
cpe:2.3:h:juniper:srx550:-:*:*:*:*:*:*:*
  No
-
cpe:2.3:h:juniper:nfx250:-:*:*:*:*:*:*:*
  No
-
cpe:2.3:h:juniper:srx4200:-:*:*:*:*:*:*:*
  No
-
cpe:2.3:h:juniper:srx4100:-:*:*:*:*:*:*:*
  No
-
cpe:2.3:h:juniper:srx5400:-:*:*:*:*:*:*:*
  No
-
cpe:2.3:h:juniper:nfx150:-:*:*:*:*:*:*:*
  No
-
cpe:2.3:h:juniper:nfx350:-:*:*:*:*:*:*:*
  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:srx4600:-:*:*:*:*:*:*:*
  No
-