Platform
cisco
Component
cisco-webex-network-recording-player
CVE-2019-1640 is a remote code execution (RCE) vulnerability affecting the Cisco Webex Network Recording Player for Microsoft Windows and the Cisco Webex Player for Microsoft Windows. An attacker can exploit this flaw by tricking a user into opening a specially crafted Advanced Recording Format (ARF) or Webex Recording Format (WRF) file, leading to arbitrary code execution on the victim's system. This vulnerability impacts versions prior to a patch release and requires user interaction to trigger.
Successful exploitation of CVE-2019-1640 grants an attacker the ability to execute arbitrary code with the privileges of the user running the Webex Network Recording Player. This could lead to complete system compromise, including data theft, installation of malware, and lateral movement within the network. Attackers could leverage social engineering tactics, such as sending malicious ARF or WRF files via email or instant messaging, to entice users to open the files. The blast radius extends to any system running the vulnerable player software and accessed by a targeted user. While no direct precedent exists, similar file parsing vulnerabilities have been exploited to gain system access.
CVE-2019-1640 was published on January 23, 2019. The vulnerability's severity is rated as High (CVSS 7.8). No public exploits or active campaigns targeting this vulnerability have been widely reported. The EPSS score is likely low to medium, reflecting the need for user interaction and the relatively limited public awareness. Check the NVD (National Vulnerability Database) and CISA (Cybersecurity and Infrastructure Security Agency) websites for updates and advisories.
Exploit Status
EPSS
0.30% (53% percentile)
CVSS Vector
The primary mitigation for CVE-2019-1640 is to upgrade to a patched version of the Cisco Webex Network Recording Player. Cisco has released security updates to address this vulnerability; consult Cisco's security advisory for specific version details. If immediate patching is not possible, consider restricting user access to untrusted ARF and WRF files. Network segmentation can limit the potential impact of a successful exploit. Implement application control policies to prevent the execution of unauthorized software. Monitor network traffic for suspicious file transfers and unusual process activity. After upgrade, confirm the vulnerability is resolved by attempting to open a known safe ARF/WRF file and verifying no errors occur.
Actualice a la última versión del Cisco Webex Network Recording Player o Cisco Webex Player. Descargue la versión más reciente desde el sitio web de Cisco.
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It's a remote code execution vulnerability in Cisco Webex Network Recording Player, allowing attackers to run code on your system by tricking you into opening a malicious file.
If you're using an older, unpatched version of Cisco Webex Network Recording Player for Windows, you are potentially affected. Check Cisco's advisory for affected versions.
Upgrade to the latest version of Cisco Webex Network Recording Player as soon as possible. Refer to Cisco's security advisory for specific patch details.
While no widespread exploitation has been publicly reported, it's crucial to patch to prevent potential future attacks.
Refer to the Cisco Security Advisory for CVE-2019-1640 and the National Vulnerability Database (NVD) for detailed information.
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