CVE-2021-1351 Explained : Impact and Mitigation
Discover the impact of CVE-2021-1351, a cross-site scripting vulnerability in Cisco Webex Meetings. Learn about affected systems, versions, exploitation, and mitigation steps.
A vulnerability in the web-based interface of Cisco Webex Meetings could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack. This could lead to the execution of arbitrary script code or access to sensitive information.
Understanding CVE-2021-1351
This vulnerability affects Cisco Webex Meetings, potentially enabling attackers to perform XSS attacks via maliciously crafted links.
What is CVE-2021-1351?
The flaw in Cisco Webex Meetings allows a remote, unauthenticated attacker to execute XSS attacks by exploiting insufficient input validation.
The Impact of CVE-2021-1351
Successful exploitation could permit arbitrary script execution in the affected interface, potentially compromising sensitive browser-based data.
Technical Details of CVE-2021-1351
This section provides more insight into the vulnerability's description, affected systems, versions, and exploitation mechanism.
Vulnerability Description
The vulnerability arises due to inadequate validation of user-supplied input in the web-based interface of Cisco Webex Meetings.
Affected Systems and Versions
Affected system: Cisco Webex Meetings Affected version: Not applicable
Exploitation Mechanism
Attack vector: Network Attack complexity: Low User interaction: Required Privileges required: None Scope: Changed Base score: 6.1 (Medium severity) CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Mitigation and Prevention
Learn more about the immediate actions to take to prevent exploitation, as well as long-term security practices and patching guidelines.
Immediate Steps to Take
Users are advised to exercise caution and avoid clicking on suspicious links in Cisco Webex Meetings to mitigate the risk of XSS attacks.
Long-Term Security Practices
Implement secure browsing habits, use script blocking tools, and regularly update browser security settings to minimize the impact of such vulnerabilities.
Patching and Updates
Stay informed about security advisories from Cisco to apply relevant patches and updates promptly.