CVE-2020-12456

CVSS V2 Medium 6.5 CVSS V3 High 8.8
Description
A remote code execution vulnerability in Mitel MiVoice Connect Client before 214.100.1223.0 could allow an attacker to execute arbitrary code in the chat notification window, due to improper rendering of chat messages. A successful exploit could allow an attacker to steal session cookies, perform directory traversal, and execute arbitrary scripts in the context of the Connect client.
Overview
  • CVE ID
  • CVE-2020-12456
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-08-26T19:15:14
  • Last Modified Date
  • 2020-09-01T17:06:20
Weakness Enumerations
CWE URL
CWE-22 http://cwe.mitre.org/data/definitions/22.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:mitel:mivoice_connect:*:*:*:*:*:*:*:* 1 OR 214.100.1223.0
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:S/C:P/I:P/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • SINGLE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 6.5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 8.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 2.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://www.mitel.com/support/security-advisories Vendor Advisory
https://www.mitel.com/support/security-advisories/mitel-product-security-advisory-20-0006 Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-12456
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12456
History
Created Old Value New Value Data Type Notes
2022-05-10 16:27:22 Added to TrackCVE
2022-12-04 21:37:11 2020-08-26T19:15Z 2020-08-26T19:15:14 CVE Published Date updated
2022-12-04 21:37:11 2020-09-01T17:06:20 CVE Modified Date updated
2022-12-04 21:37:11 Analyzed Vulnerability Status updated