6.9
CVSSv2

CVE-2021-1281

Published: 24/03/2021 Updated: 07/11/2023
CVSS v2 Base Score: 6.9 | Impact Score: 10 | Exploitability Score: 3.4
CVSS v3 Base Score: 6.7 | Impact Score: 5.9 | Exploitability Score: 0.8
VMScore: 614
Vector: AV:L/AC:M/Au:N/C:C/I:C/A:C

Vulnerability Summary

A vulnerability in CLI management in Cisco IOS XE SD-WAN Software could allow an authenticated, local malicious user to access the underlying operating system as the root user. This vulnerability is due to the way the software handles concurrent CLI sessions. An attacker could exploit this vulnerability by authenticating to the device as an administrative user and executing a sequence of commands. A successful exploit could allow the malicious user to obtain access to the underlying operating system as the root user.

Vulnerability Trend

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cisco ios xe 16.9.1

cisco ios xe 16.10.1

cisco ios xe 16.9.2

cisco ios xe 16.12.1

cisco ios xe 16.11.1

cisco ios xe 17.1.1

cisco ios xe 16.11.1a

cisco ios xe 16.12.1c

cisco ios xe 16.12.1t

cisco ios xe 16.11.2

cisco ios xe 16.12.1s

cisco ios xe 16.12.1a

cisco ios xe 16.12.1x

cisco ios xe 16.11.1c

cisco ios xe 16.11.1b

cisco ios xe 16.11.1s

cisco ios xe 16.12.1w

cisco ios xe 16.10.1s

cisco ios xe 16.10.1d

cisco ios xe 16.10.1a

cisco ios xe 16.10.1f

cisco ios xe 16.10.1g

cisco ios xe 16.10.2

cisco ios xe 16.9.3

cisco ios xe 16.12.1y

cisco ios xe 16.10.1e

cisco ios xe 16.10.1b

cisco ios xe 16.10.1c

cisco ios xe 16.9.4

cisco ios xe 16.12.2

cisco ios xe 16.12.2a

cisco ios xe 16.10.3

cisco ios xe 16.12.4

cisco ios xe 16.12.3

cisco ios xe 17.2.1

cisco ios xe 17.4.1

cisco ios xe 17.1.1s

cisco ios xe 16.12.2t

cisco ios xe 17.1.1a

cisco ios xe 16.12.2s

cisco ios xe 16.12.3a

cisco ios xe 17.1.1t

cisco ios xe 17.2.1a

cisco ios xe 17.2.1v

cisco ios xe 16.12.1z

cisco ios xe 16.12.3s

cisco ios xe 17.2.1r

cisco ios xe 17.1.2

cisco ios xe 16.12.4a

cisco ios xe 17.1.3

cisco ios xe 17.2.2

cisco ios xe 17.3.1

cisco ios xe 17.4.1a

cisco ios xe 16.12.1za

cisco ios xe 17.3.2

cisco ios xe 17.4.1b

cisco ios xe 17.3.1a

cisco ios xe 17.3.2a

cisco ios xe 17.3.1w

Vendor Advisories

A vulnerability in CLI management in Cisco IOS XE SD-WAN Software could allow an authenticated, local attacker to access the underlying operating system as the root user This vulnerability is due to the way the software handles concurrent CLI sessions An attacker could exploit this vulnerability by authenticating to the device as an administrativ ...