CISA KEV · Known exploitedHigh

CVE-2022-20775

Cisco SD-WAN

A vulnerability in the CLI of Cisco SD-WAN Software could allow an authenticated, local attacker to gain elevated privileges. This vulnerability is due to improper access controls on commands within the application CLI. An attacker could exploit this vulnerability by running a maliciously crafted command on the application CLI. A successful exploit could allow the attacker to execute arbitrary commands as the root user. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability. https://sec.cloudapps.cisco.com/security/cente...

CVSS
7.8
EPSS
12.5%
95.8% percentile
CISA KEV
Listed
Published
2022.10.01
PRIORITY ASSESSMENT

Immediate review

CISA has listed this vulnerability in the Known Exploited Vulnerabilities catalog.

Known exploitationConfirmed by CISA KEV
Exploit probability12.5%
Technical severityCVSS 7.8

Vulnerability overview

A vulnerability in the CLI of Cisco SD-WAN Software could allow an authenticated, local attacker to gain elevated privileges. This vulnerability is due to improper access controls on commands within the application CLI. An attacker could exploit this vulnerability by running a maliciously crafted command on the application CLI. A successful exploit could allow the attacker to execute arbitrary commands as the root user. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability. https://sec.cloudapps.cisco.com/security/cente...

Affected product and versions

Product
Cisco SD-WAN
Affected versions
18.3.1, 19.2.1, 17.2.4, 19.3.0, 18.3.0, 18.3.4, 18.4.303, 18.4.0.1, 17.2.9, 18.3.7, 18.2.0, 17.2.10, 18.4.5, 18.4.0, 17.2.5, 18.3.8, 18.4.4, 18.4.302, 17.2.7, 19.2.098
Fixed versions
20.6.3, 20.7.2

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
CISA required action

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.

Due date: 2026.02.27
  1. 1
    Identify

    Confirm that Cisco SD-WAN and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
CWE-22, CWE-25, CWE-282
KEV added
2026.02.25
Ransomware use
미확인