Vulnerability · Published Sep 23, 2021 · Assigned by cisco

CVE-2021-34726Cisco SD-WAN Software Command Injection Vulnerability

Medium 6.7

In plain English

A medium-severity command injection in Cisco SD-WAN Solution from Cisco. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 31% of all known vulnerabilities).

Severity (CVSS 3.0)6.7Medium

Exploit odds (30 days)0.4%top 69.4% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

A vulnerability in the CLI of Cisco 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 of an affected device. 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 products (as reported)

Vendor	Product	Versions
Cisco	Cisco SD-WAN Solution	n/a

Weakness: CWE-77 · Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

References

20210922 Cisco SD-WAN Software Command Injection Vulnerability vendor-advisory, x_refsource_CISCO