CVE-2021-0226
Juniper Networks Junos OS Evolved IPv6 BGP DoS Denial of Service
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.
INFO
Published Date :
April 22, 2021, 8:15 p.m.
Last Modified :
Oct. 7, 2021, 5:12 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2021-0226.
| URL | Resource |
|---|---|
| https://kb.juniper.net/JSA11121 | Vendor Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-0226 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-0226 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Reanalysis by [email protected]
Oct. 07, 2021
Action Type Old Value New Value -
Initial Analysis by [email protected]
Apr. 27, 2021
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:N/A:P) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Changed Reference Type https://kb.juniper.net/JSA11121 No Types Assigned https://kb.juniper.net/JSA11121 Vendor Advisory Added CWE NIST CWE-665 Added CPE Configuration OR *cpe:2.3:o:juniper:junos_os_evolved:20.1:r1:*:*:*:*:*:* *cpe:2.3:o:juniper:junos_os_evolved:20.1:r1-s1:*:*:*:*:*:* *cpe:2.3:o:juniper:junos_os_evolved:20.1:r2:*:*:*:*:*:* *cpe:2.3:o:juniper:junos_os_evolved:20.1:r2-s1:*:*:*:*:*:* *cpe:2.3:o:juniper:junos_os_evolved:20.1:r2-s2:*:*:*:*:*:* *cpe:2.3:o:juniper:junos_os_evolved:20.2:r1:*:*:*:*:*:* *cpe:2.3:o:juniper:junos_os_evolved:20.2:r1-s1:*:*:*:*:*:* *cpe:2.3:o:juniper:junos_os_evolved:20.2:r2:*:*:*:*:*:* *cpe:2.3:o:juniper:junos_os_evolved:20.3:r1:*:*:*:*:*:* *cpe:2.3:o:juniper:junos_os_evolved:20.3:r1-s1:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-0226 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2021-0226
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.10 }} 0.01%
score
0.41886
percentile