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5.5

CVE-2020-3347: A vulnerability in Cisco Webex Meetings Desktop App for Windows could allow an authenticated, local attacker to gain access to sensitive information on an affected system. The vulnerability is due ...

CVE-2020-3347 · published 6 years ago
Summary

A vulnerability in Cisco Webex Meetings Desktop App for Windows could allow an authenticated, local attacker to gain access to sensitive information on an affected system. The vulnerability is due to unsafe usage of shared memory that is used by the affected software. An attacker with permissions to...

What to do
  • Update cisco webex_meetings to version 40.4.12 or later.
Affected software
VendorProductAffected versions
cisco webex_meetings < 40.4.12
40.6.0
cpe:2.3:a:cisco:webex_meetings:*:*:*:*:desktop:windows:*:*
Original advisory text
A vulnerability in Cisco Webex Meetings Desktop App for Windows could allow an authenticated, local attacker to gain access to sensitive information on an affected system. The vulnerability is due ...
A vulnerability in Cisco Webex Meetings Desktop App for Windows could allow an authenticated, local attacker to gain access to sensitive information on an affected system. The vulnerability is due to unsafe usage of shared memory that is used by the affected software. An attacker with permissions to view system memory could exploit this vulnerability by running an application on the local system that is designed to read shared memory. A successful exploit could allow the attacker to retrieve sensitive information from the shared memory, including usernames, meeting information, or authentication tokens that could aid the attacker in future attacks.
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit
  • Gives an attacker partial control
Severity
5.5 Medium
Exploitation
<1% chance of attack within 30 days
Type
CWE-200Information Exposure
Timeline
Published18 Jun 2020
Updated4 Nov 2026
First seen29 Sep 2026
Sources
CVE-2020-3347 · NVD
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