CVE-2021-1300: Cisco SD-WAN Buffer Overflow Vulnerabilities
Multiple vulnerabilities in Cisco SD-WAN products could allow an unauthenticated, remote attacker to execute attacks against an affected device. For more information about these vulnerabilities, see the Details section of this advisory.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2021-1300?
CVE-2021-1300 is a vulnerability in Cisco SD-WAN products that allows an unauthenticated remote attacker to execute attacks against an affected device.
What is the severity of CVE-2021-1300?
CVE-2021-1300 has a severity rating of 9.8, which is considered critical.
Which software is affected by CVE-2021-1300?
Cisco IOS XE SD-WAN, Cisco SD-WAN Firmware 18.3.8, 18.4.4, 19.2.1, 19.2.99, Cisco SD-WAN Vsmart Controller Firmware are affected by CVE-2021-1300.
How can I fix CVE-2021-1300?
To fix CVE-2021-1300, Cisco recommends updating to the latest available software version.
Where can I find more information about CVE-2021-1300?
You can find more information about CVE-2021-1300 on the Cisco Security Advisory page.