CVE-2023-20255

Description

A vulnerability in an API of the Web Bridge feature of Cisco Meeting Server could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. This vulnerability is due to insufficient validation of HTTP requests. An attacker could exploit this vulnerability by sending crafted HTTP packets to an affected device. A successful exploit could allow the attacker to cause a partial availability condition, which could cause ongoing video calls to be dropped due to the invalid packets reaching the Web Bridge.

Category

5.3
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.07%
Vendor Advisory cisco.com
Affected: Cisco Cisco Meeting Server
Published at:
Updated at:

References

Link Tags
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cms-segfault-G6ES4Ve8 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2023-20255?
CVE-2023-20255 has been scored as a medium severity vulnerability.
How to fix CVE-2023-20255?
To fix CVE-2023-20255, 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-2023-20255 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-20255 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-2023-20255?
CVE-2023-20255 affects Cisco Cisco Meeting Server.
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