CVE-2021-27661 Vulnerability Details

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CVE-2021-27661 Metadata Quick Info

CVE Published: 01/07/2021 | CVE Updated: 16/09/2024 | CVE Year: 2021
Source: jci | Vendor: Johnson Controls | Product: Facility Explorer SNC Series Supervisory Controllers (F4-SNC)
Status : PUBLISHED

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CVE-2021-27661 Description

Successful exploitation of this vulnerability could give an authenticated Facility Explorer SNC Series Supervisory Controller (F4-SNC) user an unintended level of access to the controller’s file system, allowing them to access or modify system files by sending specifically crafted web messages to the F4-SNC.

Metrics

CVSS Version: 3.1 | Base Score: 8.8 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

l➤ Exploitability Metrics:
    Attack Vector (AV)* NETWORK
    Attack Complexity (AC)* LOW
    Privileges Required (PR)* LOW
    User Interaction (UI)* NONE
    Scope (S)* UNCHANGED

l➤ Impact Metrics:
    Confidentiality Impact (C)* HIGH
    Integrity Impact (I)* HIGH
    Availability Impact (A)* HIGH

Weakness Enumeration (CWE)

CWE-ID: CWE-269
CWE Name: CWE-269 Improper Privilege Management
Source: Johnson Controls

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID:
CAPEC Description:


Source: NVD (National Vulnerability Database).