CVE-2020-3227
CRITICALCisco IOS XE - Unauthenticated API Command Execution via Crafted Token Request
Title source: llmDescription
A vulnerability in the authorization controls for the Cisco IOx application hosting infrastructure in Cisco IOS XE Software could allow an unauthenticated, remote attacker to execute Cisco IOx API commands without proper authorization. The vulnerability is due to incorrect handling of requests for authorization tokens. An attacker could exploit this vulnerability by using a crafted API call to request such a token. An exploit could allow the attacker to obtain an authorization token and execute any of the IOx API commands on an affected device.
References (1)
Core 1
Core References
Vendor Advisory vendor-advisory
x_refsource_cisco
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ioxPE-KgGvCAf9
Scores
CVSS v3
9.8
EPSS
0.0636
EPSS Percentile
91.1%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
total
Details
CWE
CWE-264
CWE-863
Status
published
Products (50)
cisco/ios_xe
3.11.6e
cisco/ios_xe
16.3.1
cisco/ios_xe
16.3.1a
cisco/ios_xe
16.3.2
cisco/ios_xe
16.3.3
cisco/ios_xe
16.3.4
cisco/ios_xe
16.3.5
cisco/ios_xe
16.3.5b
cisco/ios_xe
16.3.6
cisco/ios_xe
16.3.7
... and 40 more
Published
Jun 03, 2020
Tracked Since
Feb 18, 2026