CVE-2018-0457

Name: CVE-2018-0457
Creator: NVD / NIST
Published: 2018-10-05T14:29:03.67+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.72%

Last modified Jun 17, 2026

CVE-2018-0457 is a vulnerability of currently unknown severity. A vulnerability in the Cisco Webex Player for Webex Recording Format (WRF) files could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. An attacker could exploit this vulnerability by sending a user a link or email attachment with a malicious WRF file and persuading the user to open the file in the Cisco Webex Player. EPSS estimates a 1.72% chance of exploitation in the next 30 days.

Description

A vulnerability in the Cisco Webex Player for Webex Recording Format (WRF) files could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. An attacker could exploit this vulnerability by sending a user a link or email attachment with a malicious WRF file and persuading the user to open the file in the Cisco Webex Player. A successful exploit could cause the affected player to crash, resulting in a DoS condition. For more information about this vulnerability, see the Details section of this security advisory.

Metrics

EPSS Probability

1.72%

74.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-399

Affected Software

Vendor	Product	Versions
Cisco	Webex Meetings Online	t31
Cisco	Webex Meetings Online	t32

References

http://www.securityfocus.com/bid/105279Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1041679Third Party Advisory, VDB Entry
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180905-webex-player-dosVendor Advisory
http://www.securityfocus.com/bid/105279Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1041679Third Party Advisory, VDB Entry
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180905-webex-player-dosVendor Advisory

Timeline

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

Frequently Asked Questions

What is CVE-2018-0457?

How severe is CVE-2018-0457?

Severity scoring for CVE-2018-0457 is pending analysis. The EPSS model estimates a 1.72% probability of exploitation in the next 30 days.

How do I fix CVE-2018-0457?

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-2018-0457?

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

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Source: NVD / NIST