Strix
26.1K

CVE-2019-18937

CRITICALCVSS 9.8/10EPSS 33.84%

Last modified

CVE-2019-18937 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. eQ-3 Homematic CCU2 2.47.20 and CCU3 3.47.18 with the Script Parser AddOn through 1.8 installed allow Remote Code Execution by unauthenticated attackers with access to the web interface via the exec.cgi script, which executes TCL script content from an HTTP POST request.. EPSS estimates a 33.84% chance of exploitation in the next 30 days.

Description

eQ-3 Homematic CCU2 2.47.20 and CCU3 3.47.18 with the Script Parser AddOn through 1.8 installed allow Remote Code Execution by unauthenticated attackers with access to the web interface via the exec.cgi script, which executes TCL script content from an HTTP POST request.

Metrics

CVSS 3.1
9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
33.84%

98.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
Scriptparser ProjectScriptparser1.8
Eq-3Homematic Ccu2 Firmware2.47.20
Eq-3Homematic Ccu3 Firmware3.47.18
Scriptparser ProjectScriptparser1.7
Scriptparser ProjectScriptparser1.6
Scriptparser ProjectScriptparser1.5
Scriptparser ProjectScriptparser1.4
Scriptparser ProjectScriptparser1.3
Scriptparser ProjectScriptparser1.2
Scriptparser ProjectScriptparser1.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2019-18937?
eQ-3 Homematic CCU2 2.47.20 and CCU3 3.47.18 with the Script Parser AddOn through 1.8 installed allow Remote Code Execution by unauthenticated attackers with access to the web interface via the exec.cgi script, which executes TCL script content from an HTTP POST request.
How severe is CVE-2019-18937?
CVE-2019-18937 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 33.84% probability of exploitation in the next 30 days.
How do I fix CVE-2019-18937?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-18937?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST