critical
9.3
CWE
119
Advisory Published
Updated

CVE-2019-1637: Cisco Webex Network Recording Player Arbitrary Code Execution Vulnerabilities

First published: Wed Jan 23 2019(Updated: )

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. Successful exploitation could allow the attacker to execute arbitrary code on the affected system.

Credit: ykramarz@cisco.com ykramarz@cisco.com

Affected SoftwareAffected VersionHow to fix
Cisco Webex Meetings Online=1.3.33
Cisco Webex Meetings Online=1.3.39
Cisco Webex Meetings Online=t32.9
Cisco Webex Meetings Online=t33.3.5
Cisco Webex Meetings Online=t33.5.1
Cisco WebEx Meetings Server=3.0mr2-p1
Cisco WebEx Meetings Server=t31-sp3
=1.3.33
=1.3.39
=t32.9
=t33.3.5
=t33.5.1
=3.0mr2-p1
=t31-sp3

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Reference Links

Frequently Asked Questions

  • What is CVE-2019-1637?

    CVE-2019-1637 is a vulnerability in the Cisco Webex Network Recording Player and Cisco Webex Player for Microsoft Windows that could allow an attacker to execute arbitrary code on an affected system.

  • How severe is CVE-2019-1637?

    CVE-2019-1637 has a severity rating of 7.8 out of 10 (critical).

  • Which software versions are affected by CVE-2019-1637?

    The affected software versions include Cisco Webex Meetings Online 1.3.33, 1.3.39, t32.9, t33.3.5, t33.5.1, Cisco WebEx Meetings Server 3.0mr2-p1, and Cisco WebEx Meetings Server t31-sp3.

  • How can an attacker exploit CVE-2019-1637?

    An attacker can exploit CVE-2019-1637 by sending a malicious Advanced Recording Format (ARF) file to a user and convincing them to open it using the vulnerable software.

  • Are there any available patches or mitigations for CVE-2019-1637?

    Yes, Cisco has released security advisories and patches for the affected software versions. It is recommended to update to the latest patched version to mitigate the vulnerability.

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