CVE-2021-34726
Cisco SD-WAN Software Command Injection Vulnerability
Description
A vulnerability in the CLI of Cisco SD-WAN Software could allow an authenticated, local attacker to inject arbitrary commands to be executed with root-level privileges on the underlying operating system of an affected device. This vulnerability is due to insufficient input validation on certain CLI commands. An attacker could exploit this vulnerability by authenticating to an affected device and submitting crafted input to the CLI. The attacker must be authenticated as an administrative user to execute the affected commands. A successful exploit could allow the attacker to execute commands with root-level privileges.
INFO
Published Date :
Sept. 23, 2021, 3:15 a.m.
Last Modified :
Nov. 21, 2024, 6:11 a.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
5.9
Exploitability Score :
0.8
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-2021-34726.
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-2021-34726 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-34726 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.
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CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-maapi-cmdinjec-znUYTuC -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Reanalysis by [email protected]
Oct. 24, 2022
Action Type Old Value New Value Removed CWE NIST CWE-77 Added CWE NIST CWE-78 -
Initial Analysis by [email protected]
Oct. 13, 2021
Action Type Old Value New Value Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:C/I:C/A:C) Added CVSS V3.1 NIST AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H Changed Reference Type https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-maapi-cmdinjec-znUYTuC No Types Assigned https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-maapi-cmdinjec-znUYTuC Vendor Advisory Added CWE NIST CWE-77 Added CPE Configuration OR *cpe:2.3:a:cisco:sd-wan:*:*:*:*:*:*:*:* versions up to (excluding) 18.4.6 *cpe:2.3:a:cisco:sd-wan:*:*:*:*:*:*:*:* versions from (including) 19.2.0 up to (excluding) 19.2.3 *cpe:2.3:a:cisco:sd-wan:*:*:*:*:*:*:*:* versions from (including) 20.1 up to (excluding) 20.1.2 *cpe:2.3:a:cisco:sd-wan:*:*:*:*:*:*:*:* versions from (including) 20.3 up to (excluding) 20.3.1 *cpe:2.3:a:cisco:sd-wan:*:*:*:*:*:*:*:* versions from (including) 20.4 up to (excluding) 20.4.1 *cpe:2.3:a:cisco:sd-wan:*:*:*:*:*:*:*:* versions from (including) 20.5 up to (excluding) 20.5.1
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-34726 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-2021-34726
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.04 }} 0.00%
score
0.05784
percentile