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CVE-2018-7299

24
FAUCET Score

CVE-2018-7299 describes a Remote Code Execution vulnerability in the addon installation process of eQ-3 AG Homematic CCU2 firmware versions 2.29.2 and earlier. This allows authenticated attackers on the local network to create or overwrite arbitrary files, potentially installing malicious software. With a CVSS score of 8.0 (High), this vulnerability has a low attack complexity and requires only low privileges, leading to high impacts on confidentiality, integrity, and availability. There is currently no public exploit code available, nor is there evidence of active exploitation or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.29.22CPE matchmatch criteria
cpe:2.3:o:eq-3:homematic_central_control_unit_ccu2_firmware:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.0HIGH

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

Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.1
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.15%
Probability of exploitation in next 30 days
EPSS Percentile
63.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0115 is in the 68th percentile among its peer group of 552 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 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

atomic111.github.io / article/homematic-ccu2-untrusted_addon
Third Party Advisory