vulnerability
Cisco Catalyst SD-WAN: CVE-2021-1233: Cisco SD-WAN Information Disclosure Vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:L/AC:L/Au:N/C:C/I:N/A:N) | Jan 20, 2021 | Jun 25, 2024 | Mar 30, 2026 |
Severity
5
CVSS
(AV:L/AC:L/Au:N/C:C/I:N/A:N)
Published
Jan 20, 2021
Added
Jun 25, 2024
Modified
Mar 30, 2026
Description
A vulnerability in the CLI of Cisco SD-WAN Software could allow an authenticated, local attacker to access sensitive information on an affected device. The vulnerability is due to insufficient input validation of requests that are sent to the iperf tool. An attacker could exploit this vulnerability by sending a crafted request to the iperf tool, which is included in Cisco SD-WAN Software. A successful exploit could allow the attacker to obtain any file from the filesystem of an affected device.
Solution
cisco-catalyst-sdwan-update-latest
Rapid7 Labs
2026 Global Threat Landscape Report
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