CVE-2021-34725
6.7
Vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Exploitability: 0.8 / Impact: 5.9
Source: NVD
Description
A vulnerability in the CLI of Cisco IOS XE 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. 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.
Affected (1)
Products: Cisco: Ios Xe Sd Wan
Configuration A
| Vulnerable Software | Affected Versions |
|---|---|
| Up to 17.2.1r |
| Running on/with | Platform Versions |
|---|---|
Cisco 1000 Integrated Services Router | All versions |
Cisco 1100 4g/6g Integrated Services Router | All versions |
Cisco 1100 4p Integrated Services Router | All versions |
Cisco 1100 8p Integrated Services Router | All versions |
Cisco 1100 Integrated Services Router | All versions |
Cisco 1101 4p Integrated Services Router | All versions |
Cisco 1101 Integrated Services Router | All versions |
Cisco 1109 2p Integrated Services Router | All versions |
Cisco 1109 4p Integrated Services Router | All versions |
Cisco 1109 Integrated Services Router | All versions |
Cisco 1111x 8p Integrated Services Router | All versions |
Cisco 1111x Integrated Services Router | All versions |
Cisco 111x Integrated Services Router | All versions |
Cisco 1120 Integrated Services Router | All versions |
Cisco 1160 Integrated Services Router | All versions |
Cisco 4000 Integrated Services Router | All versions |
Cisco 4221 Integrated Services Router | All versions |
Cisco 422 Integrated Services Router | All versions |
Cisco 4321 Integrated Services Router | All versions |
Cisco 4331 Integrated Services Router | All versions |
Cisco 4351 Integrated Services Router | All versions |
Cisco 4431 Integrated Services Router | All versions |
Cisco 4451 X Integrated Services Router | All versions |
Cisco 4451 Integrated Services Router | All versions |
Cisco 4461 Integrated Services Router | All versions |
Cisco Asr 1000 | All versions |
Cisco Asr 1000 Esp100 | All versions |
Cisco Asr 1000 X | All versions |
Cisco Asr 1000 Series | All versions |
Cisco Asr 1000 Series Route Processor (rp2) | All versions |
Cisco Asr 1000 Series Route Processor (rp3) | All versions |
Cisco Asr 1001 | All versions |
Cisco Asr 1001 Hx | All versions |
Cisco Asr 1001 Hx R | All versions |
Cisco Asr 1001 X | All versions |
Cisco Asr 1001 X R | All versions |
Cisco Asr 1002 | All versions |
Cisco Asr 1002 Hx | All versions |
Cisco Asr 1002 Hx R | All versions |
Cisco Asr 1002 X | All versions |
Cisco Asr 1002 X R | All versions |
Cisco Asr 1004 | All versions |
Cisco Asr 1006 | All versions |
Cisco Asr 1006 X | All versions |
Cisco Asr 1009 X | All versions |
Cisco Asr 1013 | All versions |
Cisco Asr 1023 | All versions |
Cisco Csr 1000v | All versions |
Related CWEs
CWE-77
Improper Neutralization of Special Elements used in a Command ('Command Injection')
The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.
CWE-78
Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.
References (2)
Source: psirt@cisco.com
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Timeline
No history available yet.