Vulnerability Details : CVE-2021-1500
A vulnerability in the web-based management interface of Cisco Webex Video Mesh could allow an unauthenticated, remote attacker to redirect a user to a malicious web page. This vulnerability is due to improper input validation of the URL parameters in an HTTP request. An attacker could exploit this vulnerability by persuading a user to click a crafted link. A successful exploit could allow the attacker to redirect a user to a malicious website. Attackers may use this type of vulnerability, known as an open redirect attack, as part of a phishing attack to persuade users to unknowingly visit malicious sites.
Vulnerability category: Open redirect
Products affected by CVE-2021-1500
- cpe:2.3:a:cisco:collaboration_meeting_rooms:2.0:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:webex_video_mesh:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-1500
0.12%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 47 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-1500
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:N |
8.6
|
4.9
|
NIST | |
5.4
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N |
2.8
|
2.5
|
Cisco Systems, Inc. | |
6.1
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
2.8
|
2.7
|
NIST |
CWE ids for CVE-2021-1500
-
A web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a Redirect. This simplifies phishing attacks.Assigned by:
- nvd@nist.gov (Primary)
- ykramarz@cisco.com (Secondary)
References for CVE-2021-1500
-
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-vmesh-openred-AGNRmf5
Cisco Webex Video Mesh Arbitrary Site Redirection VulnerabilityVendor Advisory
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