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Case File

CVE-2021-3176

HIGH · CVSS 8 EPSS 0.88% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-01-29 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 8.0. It affects Windows. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2021-3176
Severity
HIGH
CVSS
8
EPSS
0.88%
Windows

Original NVD Description

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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)