PT-2021-7486 · Cisco · Cisco Meeting Server

Published 2021-06-16 · Updated 2021-06-24 · CVE-2021-1524

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Cisco Meeting Server (affected versions not specified)

Description The issue is related to insufficient input validation when handling requests, which could allow a remote attacker to cause a denial of service (DoS) condition on an affected device. An attacker could exploit this by sending a malicious request to the API, potentially disconnecting all participants on a call.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Weakness Enumeration

CWE-20

Related Identifiers

BDU:2022-06801

CVE-2021-1524

Affected Products

Cisco Meeting Server

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2021-1524 · Security Note
• https://cisco.com/c/en/us/support/docs/csa/cisco-sa-meetingserver-dos-NzVWMMQT.html · Vendor Advisory
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-meetingserver-dos-NzVWMMQT · Vendor Advisory
• https://bdu.fstec.ru/vul/2022-06801 · Security Note
• https://osv.dev/vulnerability/CVE-2021-1524 · Vendor Advisory
• https://t.me/cvenotify/16472 · Telegram Post