HOMEVULNERABILITIESCVE-2019-9584
CRITICAL

CVE-2019-9584

CWE-425Published: August 14, 2019· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

eQ-3 Homematic AddOn 'CloudMatic' on CCU2 and CCU3 allows uncontrolled admin access, resulting in the ability to obtain VPN profile details, shutting down the VPN service and to delete the VPN service configuration. This is related to improper access control for all /addons/mh/ pages.

NVD Source

Technical Analysis

CVE-2019-9584 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

eq-34 product(s)
homematic ccu2 firmwarehomematic ccu2homematic ccu3 firmwarehomematic ccu3
Source: NVD CPE · 4 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://github.com/psytester/psytester.github.io/blob/master/_posts/hacking_and_pentests/CVEs/2019-03-27-CVE-2019-9584.md
ADVISORYhttps://psytester.github.io/CVE-2019-9584/
ADVISORYhttps://github.com/psytester/psytester.github.io/blob/master/_posts/hacking_and_pentests/CVEs/2019-03-27-CVE-2019-9584.md
ADVISORYhttps://psytester.github.io/CVE-2019-9584/

All References (4)

→
https://github.com/psytester/psytester.github.io/blob/master/_posts/hacking_and_pentests/CVEs/2019-03-27-CVE-2019-9584.mdExploit · Third Party Advisory
→
https://psytester.github.io/CVE-2019-9584/Exploit · Third Party Advisory
→
https://github.com/psytester/psytester.github.io/blob/master/_posts/hacking_and_pentests/CVEs/2019-03-27-CVE-2019-9584.mdExploit · Third Party Advisory
→
https://psytester.github.io/CVE-2019-9584/Exploit · Third Party Advisory

Quick Facts

CVE IDCVE-2019-9584
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-425
CISA KEVNo
Affected1 vendor(s)
PublishedAug 14, 2019

Related CVEs (CWE-425)

CVE-2018-3774
10.0
CVE-2021-36745
9.8
CVE-2025-26689
9.8
CVE-2019-12768
9.8
CVE-2022-26279
9.8
CVE-2022-45276
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2019-9584 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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