CVE-2020-3194: Input Validation
First published: Wed Apr 15 2020(Updated: )
A vulnerability in Cisco Webex Network Recording Player for Microsoft Windows and Cisco Webex Player for Microsoft Windows could allow an attacker to execute arbitrary code on an affected system. The vulnerability exists due to insufficient validation of certain elements with a Webex recording stored in either the Advanced Recording Format (ARF) or the Webex Recording Format (WRF). An attacker could exploit this vulnerability by sending a user a malicious ARF or WRF file through a link or email attachment and persuading the user to open the file with the affected software on the local system. A successful exploit could allow the attacker to execute arbitrary code on the affected system with the privileges of the targeted user.
Credit: ykramarz@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco Webex Network Recording Player | <40.2 | |
| Cisco Webex Meetings | >=39.5<39.5.18 | |
| Cisco Webex Meetings Online | <1.3.48 | |
| Cisco WebEx Meetings Server | <4.0 | |
| Cisco WebEx Meetings Server | =4.0 | |
| Cisco WebEx Meetings Server | =4.0-maintenance_release1 | |
| Cisco WebEx Meetings Server | =4.0-maintenance_release2 | |
| Cisco Webex Network Recording Player | <39.5.18 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is CVE-2020-3194?
CVE-2020-3194 is a vulnerability in Cisco Webex Network Recording Player for Microsoft Windows and Cisco Webex Player for Microsoft Windows that could allow an attacker to execute arbitrary code on an affected system.
How severe is the vulnerability CVE-2020-3194?
The severity of CVE-2020-3194 is classified as critical, with a severity value of 7.8.
Which software is affected by CVE-2020-3194?
Cisco Webex Network Recording Player for Microsoft Windows, Cisco Webex Player for Microsoft Windows, Cisco Webex Meetings, Cisco Webex Meetings Online, and Cisco WebEx Meetings Server are affected by CVE-2020-3194.
How can an attacker exploit CVE-2020-3194?
An attacker can exploit CVE-2020-3194 by leveraging insufficient validation of certain elements with a Webex recording store.
Is there a fix available for CVE-2020-3194?
Yes, Cisco has released a security advisory with fixes for CVE-2020-3194. Please refer to the Cisco Security Advisory for more information.
- collector/nvd-index
- agent/severity
- agent/weakness
- agent/references
- agent/author
- agent/tags
- agent/description
- agent/type
- agent/event
- agent/softwarecombine
- agent/first-publish-date
- agent/last-modified-date
- vendor/cisco
- canonical/cisco webex network recording player
- canonical/cisco webex meetings
- version/cisco webex meetings/39.5
- canonical/cisco webex meetings online
- canonical/cisco webex meetings server
- version/cisco webex meetings server/4.0
- version/cisco webex meetings server/4.0-maintenance_release1
- version/cisco webex meetings server/4.0-maintenance_release2