CVE Vulnerabilities

CVE-2022-20693

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

Published: Apr 15, 2022 | Modified: Nov 21, 2024
CVSS 3.x
7.2
HIGH
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CVSS 2.x
9 HIGH
AV:N/AC:L/Au:S/C:C/I:C/A:C
RedHat/V2
RedHat/V3
Ubuntu

A vulnerability in the web UI feature of Cisco IOS XE Software could allow an authenticated, remote attacker to perform an injection attack against an affected device. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by sending crafted input to the web UI API. A successful exploit could allow the attacker to inject commands to the underlying operating system with root privileges.

Weakness

The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.

Affected Software

Name Vendor Start Version End Version
Ios_xe Cisco 3.15.1xbs (including) 3.15.1xbs (including)
Ios_xe Cisco 3.15.2xbs (including) 3.15.2xbs (including)
Ios_xe Cisco 16.12.1 (including) 16.12.1 (including)
Ios_xe Cisco 16.12.1a (including) 16.12.1a (including)
Ios_xe Cisco 16.12.1c (including) 16.12.1c (including)
Ios_xe Cisco 16.12.1s (including) 16.12.1s (including)
Ios_xe Cisco 16.12.1t (including) 16.12.1t (including)
Ios_xe Cisco 16.12.1w (including) 16.12.1w (including)
Ios_xe Cisco 16.12.1x (including) 16.12.1x (including)
Ios_xe Cisco 16.12.1y (including) 16.12.1y (including)
Ios_xe Cisco 16.12.1z (including) 16.12.1z (including)
Ios_xe Cisco 16.12.1z1 (including) 16.12.1z1 (including)
Ios_xe Cisco 16.12.1z2 (including) 16.12.1z2 (including)
Ios_xe Cisco 16.12.2 (including) 16.12.2 (including)
Ios_xe Cisco 16.12.2a (including) 16.12.2a (including)
Ios_xe Cisco 16.12.2s (including) 16.12.2s (including)
Ios_xe Cisco 16.12.2t (including) 16.12.2t (including)
Ios_xe Cisco 16.12.3 (including) 16.12.3 (including)
Ios_xe Cisco 16.12.3a (including) 16.12.3a (including)
Ios_xe Cisco 16.12.3s (including) 16.12.3s (including)
Ios_xe Cisco 16.12.4 (including) 16.12.4 (including)
Ios_xe Cisco 16.12.4a (including) 16.12.4a (including)
Ios_xe Cisco 16.12.5 (including) 16.12.5 (including)
Ios_xe Cisco 16.12.5a (including) 16.12.5a (including)
Ios_xe Cisco 16.12.5b (including) 16.12.5b (including)
Ios_xe Cisco 16.12.6 (including) 16.12.6 (including)
Ios_xe Cisco 16.12.6a (including) 16.12.6a (including)
Ios_xe Cisco 17.1.1 (including) 17.1.1 (including)
Ios_xe Cisco 17.1.1a (including) 17.1.1a (including)
Ios_xe Cisco 17.1.1s (including) 17.1.1s (including)
Ios_xe Cisco 17.1.1t (including) 17.1.1t (including)
Ios_xe Cisco 17.1.2 (including) 17.1.2 (including)
Ios_xe Cisco 17.1.3 (including) 17.1.3 (including)
Ios_xe Cisco 17.2.1 (including) 17.2.1 (including)
Ios_xe Cisco 17.2.1a (including) 17.2.1a (including)
Ios_xe Cisco 17.2.1r (including) 17.2.1r (including)
Ios_xe Cisco 17.2.1v (including) 17.2.1v (including)
Ios_xe Cisco 17.2.2 (including) 17.2.2 (including)
Ios_xe Cisco 17.2.3 (including) 17.2.3 (including)
Ios_xe Cisco 17.3.1 (including) 17.3.1 (including)
Ios_xe Cisco 17.3.1a (including) 17.3.1a (including)
Ios_xe Cisco 17.3.1w (including) 17.3.1w (including)
Ios_xe Cisco 17.3.1x (including) 17.3.1x (including)
Ios_xe Cisco 17.3.1z (including) 17.3.1z (including)
Ios_xe Cisco 17.3.2 (including) 17.3.2 (including)
Ios_xe Cisco 17.3.2a (including) 17.3.2a (including)
Ios_xe Cisco 17.3.3 (including) 17.3.3 (including)
Ios_xe Cisco 17.3.3a (including) 17.3.3a (including)
Ios_xe Cisco 17.3.4 (including) 17.3.4 (including)
Ios_xe Cisco 17.3.4a (including) 17.3.4a (including)
Ios_xe Cisco 17.3.4b (including) 17.3.4b (including)
Ios_xe Cisco 17.3.4c (including) 17.3.4c (including)
Ios_xe Cisco 17.4.1 (including) 17.4.1 (including)
Ios_xe Cisco 17.4.1a (including) 17.4.1a (including)
Ios_xe Cisco 17.4.1b (including) 17.4.1b (including)
Ios_xe Cisco 17.4.1c (including) 17.4.1c (including)
Ios_xe Cisco 17.4.2 (including) 17.4.2 (including)
Ios_xe Cisco 17.4.2a (including) 17.4.2a (including)
Ios_xe Cisco 17.5.1 (including) 17.5.1 (including)
Ios_xe Cisco 17.5.1a (including) 17.5.1a (including)
Ios_xe Cisco 17.6.1 (including) 17.6.1 (including)
Ios_xe Cisco 17.6.1a (including) 17.6.1a (including)
Ios_xe Cisco 17.6.1w (including) 17.6.1w (including)

Potential Mitigations

References