CVE-2022-20775 - Cisco SD-WAN Path Traversal Vulnerability

Technical Severity

CVSS v3.1 Metrics

HIGH

7.8 / 10

Minimal Risk Critical

Vector Specification

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

Exploitation Likelihood

EPSS Prediction

0.43 %

Predictive Probability

Percentile Rank

62.3 th

Documented as more likely to be exploited than 62.3% of known CVEs.

Detection Date

Feb 25, 2026

Remediation Due

Feb 27, 2026

CISA Catalog Active

Threat Analysis

Cisco SD-WAN CLI contains a path traversal vulnerability that could allow an authenticated local attacker to gain elevated privileges via improper access controls on commands within the application CLI. A successful exploit could allow the attacker to execute arbitrary commands as the root user.

Remediation Directive

Please adhere to CISA’s guidelines to assess exposure and mitigate risks associated with Cisco SD-WAN devices as outlines in CISA’s Emergency Directive 26-03 (URL listed below in Notes) and CISA’s “Hunt & Hardening Guidance for Cisco SD-WAN Devices (URL listed below in Notes). Adhere to the applicable BOD 22-01 guidance for cloud services or discontinue use of the product if mitigations are not available.

External Intelligence

CISA

CISA Advisory

https://www.cisa.gov/news-events/directives/ed-26-03-mitigate-vulnerabilities-cisco-sd-wan-systems

CISA

CISA Advisory

https://www.cisa.gov/news-events/directives/supplemental-direction-ed-26-03-hunt-and-hardening-guidance-cisco-sd-wan-systems

https://www.cisco.com/c/en/us/support/docs/csa/cisco-sa-sd-wan-priv-E6e8tEdF.html

NVD

National Vulnerability Database

https://nvd.nist.gov/vuln/detail/CVE-2022-20775