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CVE-2020-3194

HIGHCVSS 7.8/10EPSS 1.91%

Last modified

CVE-2020-3194 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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). EPSS estimates a 1.91% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1
7.8/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability
1.91%

77.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CiscoWebex Network Recording Player< 40.2
CiscoWebex Meetings>= 39.5, < 39.5.18
CiscoWebex Meetings Online< 1.3.48
CiscoWebex Meetings Server< 4.0
CiscoWebex Meetings Server4.0
CiscoWebex Network Recording Player< 39.5.18

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-3194?
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.
How severe is CVE-2020-3194?
CVE-2020-3194 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 1.91% probability of exploitation in the next 30 days.
How do I fix CVE-2020-3194?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-3194?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST