What’s Vulnerable › Vulnerabilities

CVE-2018-0457: Cisco Webex Player WRF Files Denial of Service Vulnerability

• Severity: medium (CVSS 5.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-10-05 · updated 2026-06-17
• Weakness: CWE-399

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.

Affected products

• Cisco WebEx WRF Player: t31, t32

References

• http://www.securityfocus.com/bid/105279
• http://www.securitytracker.com/id/1041679
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180905-webex-player-dos
• http://www.securityfocus.com/bid/105279
• http://www.securitytracker.com/id/1041679
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180905-webex-player-dos

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