CVE-2019-18228 : Security Advisory and Response
Learn about CVE-2019-18228 affecting Honeywell equIP series IP cameras. Find out how a specially crafted HTTP packet request can lead to a denial of service and steps to mitigate the vulnerability.
A vulnerability in the Honeywell equIP series IP cameras could lead to a denial of service when a specially designed HTTP packet request is made.
Understanding CVE-2019-18228
This CVE involves a vulnerability in the Honeywell equIP series IP cameras that could be exploited to cause a denial of service.
What is CVE-2019-18228?
The CVE-2019-18228 vulnerability affects the Honeywell equIP series IP cameras, allowing for a denial of service through a specific HTTP packet request.
The Impact of CVE-2019-18228
The vulnerability could result in a denial of service if a malicious HTTP packet request is sent to the affected cameras.
Technical Details of CVE-2019-18228
This section provides technical details about the CVE-2019-18228 vulnerability.
Vulnerability Description
The vulnerability in the Honeywell equIP series IP cameras arises from improper input validation, specifically related to HTTP packet requests.
Affected Systems and Versions
The following versions of Honeywell equIP series IP cameras are affected:
- H4L2GR1 prior to 2.420.HW01.33.20190812
- HBL2GR1 prior to 2.420.HW01.33.20190812
- HCL2G prior to 2.420.HW01.33.20190812
- H4W2GR1 prior to 1.000.HW00.21.20190812
- H4W2GR2 prior to 1.000.HW00.21.20190812
- H4W4GR1 prior to 1.000.HW00.21.20190812
- H3W2GR1 prior to 1.000.HW00.21.20190812
- H3W2GR2 prior to 1.000.HW00.21.20190812
- H3W4GR1 prior to 1.000.HW00.21.20190812
- HBW2GR1 prior to 1.000.HW00.21.20190812
- HBW4GR1 prior to 1.000.HW00.21.20190812
- HBW2GR3 prior to 1.000.HW00.21.20190812
- HCW2G prior to 1.000.HW00.21.20190812
- HCW4G prior to 1.000.HW00.21.20190812
Exploitation Mechanism
The vulnerability can be exploited by sending a specially crafted HTTP packet request to the affected Honeywell equIP series IP cameras.
Mitigation and Prevention
To address CVE-2019-18228, follow these mitigation and prevention steps:
Immediate Steps to Take
- Apply vendor-provided patches or updates to the affected cameras.
- Monitor network traffic for any suspicious HTTP requests.
Long-Term Security Practices
- Regularly update firmware and software on the cameras.
- Implement network segmentation to isolate the cameras from critical systems.
Patching and Updates
Ensure that the Honeywell equIP series IP cameras are updated with the latest firmware and security patches.