Vulnerability Details CVE-2020-3440
A vulnerability in Cisco Webex Meetings Desktop App for Windows could allow an unauthenticated, remote attacker to overwrite arbitrary files on an end-user system. The vulnerability is due to improper validation of URL parameters that are sent from a website to the affected application. An attacker could exploit this vulnerability by persuading a user to follow a URL to a website that is designed to submit crafted input to the affected application. A successful exploit could allow the attacker to overwrite arbitrary files on the affected system, possibly corrupting or deleting critical system files.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 45.2%
CVSS Severity
CVSS v3 Score 6.5
CVSS v2 Score 4.3
References
Products affected by CVE-2020-3440
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cpe:2.3:a:cisco:webex_meetings:39.5.25
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cpe:2.3:a:cisco:webex_meetings:39.5.26
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cpe:2.3:a:cisco:webex_meetings:40.6.0
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cpe:2.3:a:cisco:webex_meetings:40.6.6
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cpe:2.3:a:cisco:webex_meetings:40.6.9