CVEvulnerability

CVE-2020-12834

9.8 CRITICAL Published 2020-05-15 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2020-05-15
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
Weaknesses
CWE-276

Description

eQ-3 Homematic Central Control Unit (CCU)2 through 2.51.6 and CCU3 through 3.51.6 allow Remote Code Execution in the JSON API Method ReGa.runScript, by unauthenticated attackers with access to the web interface, due to the default auto-login feature being enabled during first-time setup (or factory reset).

Affected configurations

• eq-3 homematic ccu2 firmware (<= 2.51.6) • eq-3 ccu3 firmware (<= 3.51.6)

Related

Weakness · CWE (1)

  • CWE-276 Incorrect Default Permissions weakness

References