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CVE-2022-20665

MEDIUMCVSS 6.7/10EPSS 0.30%

Last modified

CVE-2022-20665 is a medium-severity vulnerability rated 6.7/10 on the CVSS scale. A vulnerability in the CLI of Cisco StarOS could allow an authenticated, local attacker to elevate privileges on an affected device. This vulnerability is due to insufficient input validation of CLI commands. EPSS estimates a 0.30% chance of exploitation in the next 30 days.

Description

A vulnerability in the CLI of Cisco StarOS could allow an authenticated, local attacker to elevate privileges on an affected device. This vulnerability is due to insufficient input validation of CLI commands. An attacker could exploit this vulnerability by sending crafted commands to the CLI. A successful exploit could allow the attacker to execute arbitrary code with the privileges of the root user. To exploit this vulnerability, an attacker would need to have valid administrative credentials on an affected device.

Metrics

CVSS 3.1
6.7/10

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

EPSS Probability
0.30%

21.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CiscoStaros< 21.22.n6
CiscoStaros>= 21.23.0, < 21.23.n7

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2022-20665?
A vulnerability in the CLI of Cisco StarOS could allow an authenticated, local attacker to elevate privileges on an affected device. This vulnerability is due to insufficient input validation of CLI commands. An attacker could exploit this vulnerability by sending crafted commands to the CLI. A successful exploit could allow the attacker to execute arbitrary code with the privileges of the root user. To exploit this vulnerability, an attacker would need to have valid administrative credentials on an affected device.
How severe is CVE-2022-20665?
CVE-2022-20665 has a CVSS score of 6.7/10 (MEDIUM severity). The EPSS model estimates a 0.30% probability of exploitation in the next 30 days.
How do I fix CVE-2022-20665?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-20665?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST