Vulnerability Details : CVE-2021-3176
The chat window of the Mitel BusinessCTI Enterprise (MBC-E) Client for Windows before 6.4.15 and 7.x before 7.1.2 could allow an attacker to gain access to user information by sending certain code, due to improper input validation of http links. A successful exploit could allow an attacker to view user information and application data.
Vulnerability category: Input validation
Products affected by CVE-2021-3176
- cpe:2.3:a:mitel:businesscti_enterprise:*:*:*:*:*:windows:*:*
- cpe:2.3:a:mitel:businesscti_enterprise:*:*:*:*:*:windows:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-3176
0.42%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 59 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-3176
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.0
|
MEDIUM | AV:N/AC:M/Au:S/C:P/I:P/A:P |
6.8
|
6.4
|
NIST | |
|
8.0
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H |
2.1
|
5.9
|
NIST |
CWE ids for CVE-2021-3176
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-3176
-
https://www.mitel.com/support/security-advisories
Security AdvisoriesVendor Advisory
-
https://www.mitel.com/support/security-advisories/mitel-product-security-advisory-21-0001
Mitel Product Security Advisory 21-0001Vendor Advisory
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