Vulnerability Details : CVE-2021-27401
The Join Meeting page of Mitel MiCollab Web Client before 9.2 FP2 could allow an attacker to access (view and modify) user data by executing arbitrary code due to insufficient input validation, aka Cross-Site Scripting (XSS).
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2021-27401
- cpe:2.3:a:mitel:micollab:*:*:*:*:*:-:*:*
- cpe:2.3:a:mitel:micollab:9.2:-:*:*:*:-:*:*
- cpe:2.3:a:mitel:micollab:9.2:fp1:*:*:*:-:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-27401
0.08%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 35 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-27401
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:P/A:N |
8.6
|
2.9
|
NIST | |
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-2021-27401
-
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-27401
-
https://www.mitel.com/support/security-advisories/mitel-product-security-advisory-21-0004
Mitel Product Security Advisory 21-0004Vendor Advisory
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https://www.mitel.com/support/security-advisories
Security AdvisoriesVendor Advisory
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