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CVE-2019-9585

25
FAUCET Score

CVE-2019-9585 describes an Improper Access Control vulnerability in the JSON API of eQ-3 Homematic CCU2 (prior to 2.47.10) and CCU3 (prior to 3.47.10) devices. This critical vulnerability, with a CVSS score of 9.8, allows an unauthenticated attacker to remotely read, set, or delete metadata due to a lack of proper authentication for interface-related operations. While the vulnerability is severe, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding it.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.47.10CPE matchmatch criteria
cpe:2.3:o:eq-3:homematic_ccu2_firmware:*:*:*:*:*:*:*:*
< 3.47.10CPE matchmatch criteria
cpe:2.3:o:eq-3:homematic_ccu3_firmware:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.71%
Probability of exploitation in next 30 days
EPSS Percentile
84.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0271 is in the 75th percentile among its peer group of 36,897 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

github.com / psytester/psytester.github.io/blob/master/_posts/hacking_and_pentests/CVEs/2019-03-27-CVE-2019-9585.md
ExploitThird Party Advisory
psytester.github.io / CVE-2019-9585
ExploitThird Party Advisory