CVE-2019-5037 : Vulnerability Insights and Analysis
Learn about CVE-2019-5037, a high-severity vulnerability in Nest Cam IQ Indoor camera, version 4620002, allowing denial-of-service attacks. Find mitigation steps and prevention measures.
A vulnerability in the Weave certificate loading feature of Nest Cam IQ Indoor camera, version 4620002, can be exploited for a denial-of-service attack.
Understanding CVE-2019-5037
There is a vulnerability in the Weave certificate loading feature of the Nest Cam IQ Indoor camera, version 4620002, that can be exploited for a denial-of-service attack.
What is CVE-2019-5037?
An attacker can cause an integer overflow and read from memory that is not properly mapped by sending a carefully constructed weave packet, leading to a denial of service.
The Impact of CVE-2019-5037
- CVSS Base Score: 7.5 (High)
- Attack Vector: Network
- Attack Complexity: Low
- Availability Impact: High
- Privileges Required: None
- Scope: Unchanged
- User Interaction: None
- CWE ID: CWE-190 (Integer Overflow or Wraparound)
Technical Details of CVE-2019-5037
The technical details of the vulnerability in Nest Cam IQ Indoor camera.
Vulnerability Description
- An exploitable denial-of-service vulnerability exists in the Weave certificate loading functionality of Nest Cam IQ Indoor camera, version 4620002.
- A specially crafted weave packet can cause an integer overflow and an out-of-bounds read on unmapped memory, resulting in a denial of service.
Affected Systems and Versions
- Affected Product: Nest Labs
- Affected Version: Nest Labs Nest Cam IQ Indoor version 4620002
Exploitation Mechanism
- An attacker can send a specially designed packet to trigger the vulnerability.
Mitigation and Prevention
Steps to mitigate and prevent the CVE-2019-5037 vulnerability.
Immediate Steps to Take
- Update the firmware of the Nest Cam IQ Indoor camera to the latest version.
- Monitor network traffic for any suspicious activity.
- Implement network segmentation to limit the impact of potential attacks.
Long-Term Security Practices
- Regularly update all IoT devices to patch known vulnerabilities.
- Conduct security assessments and penetration testing on IoT devices.
Patching and Updates
- Stay informed about security updates and patches released by Nest Labs.