CVE-2018-15422

Name: CVE-2018-15422
Creator: NVD / NIST
Published: 2018-10-05T14:29:10.857+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 2.02%

Last modified Jun 17, 2026

CVE-2018-15422 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. A vulnerability in the Cisco Webex Network Recording Player for Microsoft Windows and the Cisco Webex Player for Microsoft Windows could allow an attacker to execute arbitrary code on an affected system. The vulnerability exist because the affected software improperly validates Advanced Recording Format (ARF) and Webex Recording Format (WRF) files. EPSS estimates a 2.02% chance of exploitation in the next 30 days.

Description

A vulnerability in the Cisco Webex Network Recording Player for Microsoft Windows and the Cisco Webex Player for Microsoft Windows could allow an attacker to execute arbitrary code on an affected system. The vulnerability exist because the affected software improperly validates Advanced Recording Format (ARF) and Webex Recording Format (WRF) files. An attacker could exploit this vulnerability by sending a user a malicious ARF or WRF file via a link or an email attachment and persuading the user to open the file by using the affected software. A successful exploit could allow the attacker to execute arbitrary code on the affected system.

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

2.02%

78.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions	Update
Cisco	Webex Meetings Online	< 1.3.37	—
Cisco	Webex Meetings Server	2.5	Maintenance Release2 Patch1
Cisco	Webex Meetings Server	2.5.1.29	—
Cisco	Webex Meetings Server	2.6	—
Cisco	Webex Meetings Server	2.7	—
Cisco	Webex Meetings Server	2.7.1	—
Cisco	Webex Meetings Server	2.8	—
Cisco	Webex Business Suite 32	< 32.15.10	—
Cisco	Webex Business Suite 33	< 33.3	—

References

http://www.securityfocus.com/bid/105374Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1041689Third Party Advisory, VDB Entry
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180919-webexVendor Advisory
http://www.securityfocus.com/bid/105374Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1041689Third Party Advisory, VDB Entry
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180919-webexVendor Advisory

Timeline

Published: Oct 5, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-15422?

How severe is CVE-2018-15422?

CVE-2018-15422 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 2.02% probability of exploitation in the next 30 days.

How do I fix CVE-2018-15422?

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-2018-15422?

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

Scan your code now

Source: NVD / NIST