What it is
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.
What to do
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.
Vendor notices and references
- www.cisa.gov/news-events/directives/supplemental-direction-ed-26-03-hunt-and-hardening-gui
- www.cisco.com/c/en/us/support/docs/csa/cisco-sa-sd-wan-priv-E6e8tEdF.html
- nvd.nist.gov/vuln/detail/CVE-2022-20775
Description and required action as published by CISA. Full record at NVD.
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