CVE-2020-3361

HIGH

Cisco Webex Meetings - Privilege Escalation

Title source: llm
STIX 2.1

Description

A vulnerability in Cisco Webex Meetings and Cisco Webex Meetings Server could allow an unauthenticated, remote attacker to gain unauthorized access to a vulnerable Webex site. The vulnerability is due to improper handling of authentication tokens by a vulnerable Webex site. An attacker could exploit this vulnerability by sending crafted requests to a vulnerable Cisco Webex Meetings or Cisco Webex Meetings Server site. If successful, the attacker could gain the privileges of another user within the affected Webex site.

References (1)

Core 1
Core References

Scores

CVSS v3 8.1
EPSS 0.0179
EPSS Percentile 83.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-287
Status published
Products (4)
cisco/webex_meetings 40.6.0
cisco/webex_meetings < 39.5.25
cisco/webex_meetings_server 4.0 (4 CPE variants)
cisco/webex_meetings_server < 4.0
Published Jun 18, 2020
Tracked Since Feb 18, 2026