CVE-2021-40122

CWE-399CWE-4044 documents4 sources
Severity
7.5HIGH
EPSS
0.4%
top 40.78%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedOct 21
Latest updateMay 24

Description

A vulnerability in an API of the Call 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 improper handling of large series of message requests. An attacker could exploit this vulnerability by sending a series of messages to the vulnerable API. A successful exploit could allow the attacker to cause the affected device to reload, dropping all ongoing calls and resulting in a DoS condition

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 2.2 | Impact: 3.6

Affected Packages2 packages

NVDcisco/meeting_server3.23.2.3+1

🔴Vulnerability Details

2
GHSA
GHSA-3rqh-cwpr-p993: A vulnerability in an API of the Call Bridge feature of Cisco Meeting Server could allow an unauthenticated, remote attacker to cause a denial of serv2022-05-24
CVEList
Cisco Meeting Server Call Bridge Denial of Service Vulnerability2021-10-21

📋Vendor Advisories

1
Cisco
Cisco Meeting Server Call Bridge Denial of Service Vulnerability2021-10-20
CVE-2021-40122 (HIGH CVSS 7.5) | A vulnerability in an API of the Ca | cvebase.io