CVE-2019-2317 : Vulnerability Insights and Analysis
Learn about CVE-2019-2317 affecting Snapdragon Auto, Compute, Consumer IOT, Industrial IOT, IoT, Mobile, Voice & Music, Wearables by Qualcomm. Discover the impact, affected systems, and mitigation steps.
Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables by Qualcomm, Inc. are affected by a vulnerability that allows the Initial Sequence Number in the TCP SYN packet to be predicted through brute forcing the secret key.
Understanding CVE-2019-2317
This CVE involves the predictability of the Initial Sequence Number in TCP SYN packets in various Qualcomm Snapdragon products.
What is CVE-2019-2317?
The vulnerability in Snapdragon products allows attackers to forecast the Initial Sequence Number in TCP SYN packets by brute-forcing the secret key.
The Impact of CVE-2019-2317
The predictability of the Initial Sequence Number can lead to potential security risks and exploitation by malicious actors.
Technical Details of CVE-2019-2317
Qualcomm's Snapdragon products are susceptible to a specific vulnerability.
Vulnerability Description
- The vulnerability arises from the use of insufficiently random values in the data modem, enabling the prediction of TCP SYN packet sequence numbers.
Affected Systems and Versions
- Products: Snapdragon Auto, Compute, Consumer IOT, Industrial IOT, IoT, Mobile, Voice & Music, Wearables
- Versions: MSM8905, MSM8909, MSM8917, MSM8920, MSM8937, MSM8940, MSM8953, Nicobar, QCM2150, QM215, SC8180X, SDM429, SDM439, SDM450, SDM632, SDX24, SDX55, SM6150, SM7150, SM8150
Exploitation Mechanism
The vulnerability allows attackers to predict the Initial Sequence Number in TCP SYN packets by brute-forcing the secret key.
Mitigation and Prevention
It is crucial to take immediate steps to address and prevent exploitation of this vulnerability.
Immediate Steps to Take
- Apply security patches provided by Qualcomm promptly.
- Monitor network traffic for any suspicious activity.
- Implement network segmentation to limit the impact of potential attacks.
Long-Term Security Practices
- Regularly update firmware and software to mitigate known vulnerabilities.
- Conduct security assessments and penetration testing to identify and address weaknesses.
Patching and Updates
- Stay informed about security bulletins and updates from Qualcomm.
- Apply patches and updates as soon as they are released to protect against potential exploits.