CVE-2021-1281 — MEDIUM (5.1)

Vulnerability Description

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 administrative user and executing a sequence of commands. A successful exploit could allow the attacker to obtain access to the underlying operating system as the root user.

CVSS Score

5.1

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:N

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

HIGH

Availability

NONE

Affected Products

Vendor	Product	Versions
Cisco	Ios Xe	16.9.1

Related Weaknesses (CWE)

CWE-399

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sVendor Advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sVendor Advisory

FAQ

What is CVE-2021-1281?

CVE-2021-1281 is a vulnerability with a CVSS score of 5.1 (MEDIUM). 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 ...

How severe is CVE-2021-1281?

CVE-2021-1281 has been rated MEDIUM with a CVSS base score of 5.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-1281?

Check the references section above for vendor advisories and patch information. Affected products include: Cisco Ios Xe.