CVE-2019-1772: Cisco Webex Network Recording Player Arbitrary Code Execution Vulnerability

Severity: high (CVSS 7.8 v3.1)
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: 2019-05-15 · updated 2026-06-17
Weakness: CWE-119

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 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.

Affected products

Cisco WebEx Meeting Center: before 39.1.0.471 — fixed in 39.1.0.471
Cisco Webex Business Suite Lockdown: before 33.6.11 — fixed in 33.6.11
Cisco WebEx WRF Player: before 1.3.42 — fixed in 1.3.42
Cisco WebEx Meetings Server: 2.8(1), 3.0(1)

How to fix

Upgrade to a fixed version: Cisco WebEx Meeting Center 39.1.0.471; Cisco Webex Business Suite Lockdown 33.6.11; Cisco WebEx WRF Player 1.3.42. Check the vendor advisory for mitigations.

References

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