CVE-2021-33032 - Vulnerability Details - OpenCVE

Description

A Remote Code Execution (RCE) vulnerability in the WebUI component of the eQ-3 HomeMatic CCU2 firmware up to and including version 2.57.5 and CCU3 firmware up to and including version 3.57.5 allows remote unauthenticated attackers to execute system commands as root via a simple HTTP request.

Published: 2021-07-22

Score: 10.0 Critical

EPSS: 50.2% High

KEV: No

Impact:

Action:

Analysis

No analysis available yet.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

AND

cpe:2.3:o:eq-3:homematic_ccu2_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:eq-3:homematic_ccu2:-:*:*:*:*:*:*:*

Configuration 2 [-]

AND

cpe:2.3:o:eq-3:homematic_ccu3_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:eq-3:homematic_ccu3:-:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No remediation available yet.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

This CVE is not in the KEV list.

The EPSS score is 0.50215.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://novag.github.io/posts/homematic-unauthenticated-remote-code-execution/
https://www.eq-3.de/downloads/software/HM-CCU2-Firmware_Updates/HM-CCU-2.59.7/HM-CCU2-Changelog.2.59.7.pdf
https://www.eq-3.de/downloads/software/firmware/ccu3-firmware/CCU3-Changelog.3.59.6.pdf

History

No history.

Subscriptions

Eq-3 Homematic Ccu2 Homematic Ccu2 Firmware Homematic Ccu3 Homematic Ccu3 Firmware

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2021-07-22T17:45:35.000Z

Updated: 2024-08-03T23:42:19.135Z

Reserved: 2021-05-14T00:00:00.000Z

Link: CVE-2021-33032

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-07-22T18:15:23.177

Modified: 2024-11-21T06:08:09.627

Link: CVE-2021-33032

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-78

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