CVE-2021-1221

Cisco Webex Meetings and Cisco Webex Meetings Server Software Hyperlink Injection Vulnerability

Description

A vulnerability in the user interface of Cisco Webex Meetings and Cisco Webex Meetings Server Software could allow an authenticated, remote attacker to inject a hyperlink into a meeting invitation email. The vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by entering a URL into a field in the user interface. A successful exploit could allow the attacker to generate a Webex Meetings invitation email that contains a link to a destination of their choosing. Because this email is sent from a trusted source, the recipient may be more likely to click the link.

Categories

4.1
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.35%
Vendor Advisory cisco.com
Affected: Cisco Cisco WebEx Meetings Server
Published at:
Updated at:

References

Frequently Asked Questions

What is the severity of CVE-2021-1221?
CVE-2021-1221 has been scored as a medium severity vulnerability.
How to fix CVE-2021-1221?
To fix CVE-2021-1221, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-1221 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-1221 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-1221?
CVE-2021-1221 affects Cisco Cisco WebEx Meetings Server.
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