CVE-2021-1131

Cisco Video Surveillance 8000 Series IP Cameras Cisco Discovery Protocol Denial of Service Vulnerability

Description

A vulnerability in the Cisco Discovery Protocol implementation for Cisco Video Surveillance 8000 Series IP Cameras could allow an unauthenticated, adjacent attacker to cause an affected IP camera to reload. The vulnerability is due to missing checks when Cisco Discovery Protocol messages are processed. An attacker could exploit this vulnerability by sending a malicious Cisco Discovery Protocol packet to an affected IP camera. A successful exploit could allow the attacker to cause the affected IP camera to reload unexpectedly, resulting in a denial of service (DoS) condition. Note: Cisco Discovery Protocol is a Layer 2 protocol. To exploit this vulnerability, an attacker must be in the same broadcast domain as the affected device (Layer 2 adjacent).

Category

6.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.11%
Vendor Advisory cisco.com
Affected: Cisco Cisco Video Surveillance 8000 Series IP Cameras
Published at:
Updated at:

References

Frequently Asked Questions

What is the severity of CVE-2021-1131?
CVE-2021-1131 has been scored as a medium severity vulnerability.
How to fix CVE-2021-1131?
To fix CVE-2021-1131, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-1131 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-1131 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-1131?
CVE-2021-1131 affects Cisco Cisco Video Surveillance 8000 Series IP Cameras.
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