Vulnerability Details CVE-2021-1420
A vulnerability in certain web pages of Cisco Webex Meetings could allow an unauthenticated, remote attacker to modify a web page in the context of a user's browser. The vulnerability is due to improper checks on parameter values in affected pages. An attacker could exploit this vulnerability by persuading a user to follow a crafted link that is designed to pass HTML code into an affected parameter. A successful exploit could allow the attacker to alter the contents of a web page to redirect the user to potentially malicious websites, or the attacker could use this vulnerability to conduct further client-side attacks.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.004
EPSS Ranking 57.1%
CVSS Severity
CVSS v3 Score 4.7
CVSS v2 Score 4.3
References
Products affected by CVE-2021-1420
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cpe:2.3:a:cisco:webex_meetings:-