CVE-2020-15898
Arista EOS VLAN Boundaries Malformed Packet Forwarding Vulnerability
Description
In Arista EOS malformed packets can be incorrectly forwarded across VLAN boundaries in one direction. This vulnerability is only susceptible to exploitation by unidirectional traffic (ex. UDP) and not bidirectional traffic (ex. TCP). This affects: EOS 7170 platforms version 4.21.4.1F and below releases in the 4.21.x train; EOS X-Series versions 4.21.11M and below releases in the 4.21.x train; 4.22.6M and below releases in the 4.22.x train; 4.23.4M and below releases in the 4.23.x train; 4.24.2.1F and below releases in the 4.24.x train.
INFO
Published Date :
Dec. 28, 2020, 7:15 p.m.
Last Modified :
Jan. 4, 2021, 8:30 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
1.4
Exploitability Score :
3.9
Public PoC/Exploit Available at Github
CVE-2020-15898 has a 2 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
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-2020-15898.
| URL | Resource |
|---|---|
| https://www.arista.com/en/support/advisories-notices/security-advisories/11996-security-advisory-56 | Exploit 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).
None
Collection of Windows Privilege Escalation (Analyse/PoC/Exp...)
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2020-15898 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2020-15898 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 -
Initial Analysis by [email protected]
Jan. 04, 2021
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:P/A:N) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N Changed Reference Type https://www.arista.com/en/support/advisories-notices/security-advisories/11996-security-advisory-56 No Types Assigned https://www.arista.com/en/support/advisories-notices/security-advisories/11996-security-advisory-56 Exploit, Vendor Advisory Added CWE NIST NVD-CWE-noinfo Added CPE Configuration AND OR *cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:* versions from (including) 4.21.0f up to (including) 4.21.4.1f OR cpe:2.3:h:arista:7170-32c:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7170-32cd:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7170-64c:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:* versions from (including) 4.21.0f up to (including) 4.21.11m *cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:* versions from (including) 4.22.0f up to (including) 4.22.6m *cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:* versions from (including) 4.23.0f up to (including) 4.23.4m *cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:* versions from (including) 4.24.0f up to (including) 4.24.2.1f OR cpe:2.3:h:arista:7050cx3-32s:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7050cx3m-32s:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7050qx-32s:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7050qx2-32s:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7050sx-128:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7050sx-64:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7050sx-72q:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7050sx2-128:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7050sx2-72q:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7050sx3-48c8:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7050sx3-48yc:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7050sx3-48yc12:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7050sx3-48yc8:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7050sx3-96yc8:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7050tx-48:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7050tx-64:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7050tx-72q:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7050tx2-128:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7050tx3-48c8:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7060cx-32s:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7060cx2-32s:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7060dx4-32:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7060px4-32:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7060sx2-48yc6:-:*:*:*:*:*:*:* cpe:2.3:h:arista:720xp-24y6:-:*:*:*:*:*:*:* cpe:2.3:h:arista:720xp-24zy4:-:*:*:*:*:*:*:* cpe:2.3:h:arista:720xp-48y6:-:*:*:*:*:*:*:* cpe:2.3:h:arista:720xp-48zc2:-:*:*:*:*:*:*:* cpe:2.3:h:arista:720xp-96zc2:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7250qx-64:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7260cx:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7260cx3:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7260cx3-64:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7260qx:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7300x-32q:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7300x-64s:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7300x-64t:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7300x3-32c:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7300x3-48yc4:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7304x3:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7308x3:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7320x-32c:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7324x:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7328x:-:*:*:*:*:*:*:* cpe:2.3:h:arista:7368x4:-:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2020-15898 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-2020-15898
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.11 }} 0.01%
score
0.42554
percentile