CVE-2021-1517
5.0 · MEDIUMOverview
CVE-2021-1517 is a medium-severity vulnerability affecting cisco webex_meetings_online. It was published on June 4, 2021 and has a CVSS 3.1 base score of 5.0 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
A vulnerability in the multimedia viewer feature of Cisco Webex Meetings and Cisco Webex Meetings Server could allow an authenticated, remote attacker to bypass security protections. This vulnerability is due to unsafe handling of shared content within the multimedia viewer feature. An attacker could exploit this vulnerability by sharing a file through the multimedia viewer feature. A successful exploit could allow the attacker to bypass security protections and prevent warning dialogs from appearing before files are offered to other users.
Remediation
Check the references section for vendor advisories and patches from cisco. Update webex_meetings_online to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| cisco | webex_meetings_server | >= 0, < 3.0 | Affected |
Frequently Asked Questions
What is CVE-2021-1517?
CVE-2021-1517 is a medium-severity vulnerability affecting cisco webex_meetings_online. It was published on June 4, 2021 and has a CVSS 3.1 base score of 5.0 (MEDIUM).
How severe is CVE-2021-1517?
This vulnerability has a CVSS 3.1 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2021-1517?
Check the references section for vendor advisories and patches from cisco. Update webex_meetings_online to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2021-1517?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-1517 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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