CVE-2021-1233: Cisco SD-WAN Information Disclosure Vulnerability
First published: Wed Jan 20 2021(Updated: )
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.
Credit: ykramarz@cisco.com ykramarz@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco Sd-wan Firmware | <18.4.3 | |
| Cisco Vedge 100 Router | ||
| Cisco Vedge 1000 Router | ||
| Cisco Vedge 100b Router | ||
| Cisco Vedge 100m Router | ||
| Cisco Vedge 100wm Router | ||
| Cisco Vedge 2000 Router | ||
| Cisco Vedge 5000 Router | ||
| Cisco Vedge Cloud Router | ||
| Cisco Catalyst SD-WAN Manager | ||
| Cisco Sd-wan Vbond Orchestrator |
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Reference Links
Frequently Asked Questions
What is CVE-2021-1233?
CVE-2021-1233 is a vulnerability in the CLI of Cisco SD-WAN Software that allows an authenticated local attacker to access sensitive information on an affected device.
How does CVE-2021-1233 affect Cisco SD-WAN Software?
CVE-2021-1233 affects Cisco SD-WAN Software by allowing an authenticated local attacker to access sensitive information.
What is the severity of CVE-2021-1233?
CVE-2021-1233 has a severity rating of 4.4, which is considered medium.
How can CVE-2021-1233 be fixed?
To fix CVE-2021-1233, users should update to a version of Cisco SD-WAN Software that is not affected by the vulnerability.
Where can I find more information about CVE-2021-1233?
More information about CVE-2021-1233 can be found on the Cisco Security Advisory website.
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- vendor/cisco
- canonical/cisco sd-wan firmware
- canonical/cisco vedge 100 router
- canonical/cisco vedge 1000 router
- canonical/cisco vedge 100b router
- canonical/cisco vedge 100m router
- canonical/cisco vedge 100wm router
- canonical/cisco vedge 2000 router
- canonical/cisco vedge 5000 router
- canonical/cisco vedge cloud router
- canonical/cisco catalyst sd-wan manager
- canonical/cisco sd-wan vbond orchestrator