CVE-2020-11174 : Exploit Details and Defense Strategies
Learn about CVE-2020-11174, an array index underflow vulnerability in Qualcomm Snapdragon products, potentially leading to code execution. Find mitigation steps and affected systems here.
An array index underflow issue in the adsp driver due to improper validation of the channel ID is affecting multiple Qualcomm Snapdragon products.
Understanding CVE-2020-11174
This CVE involves an array index underflow vulnerability in Qualcomm Snapdragon products.
What is CVE-2020-11174?
The vulnerability stems from improper validation of the channel ID before being used as an array index in various Qualcomm Snapdragon products.
The Impact of CVE-2020-11174
This vulnerability could allow an attacker to exploit the array index underflow issue, potentially leading to arbitrary code execution or system crashes.
Technical Details of CVE-2020-11174
This section provides more in-depth technical information about the CVE.
Vulnerability Description
The vulnerability arises from an array index underflow in the adsp driver due to inadequate validation of the channel ID.
Affected Systems and Versions
- Products: Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking
- Versions: Agatti, APQ8009, APQ8017, APQ8053, APQ8096AU, APQ8098, Bitra, IPQ4019, IPQ5018, IPQ6018, IPQ8064, IPQ8074, Kamorta, MDM9607, MDM9640, MDM9650, MSM8905, MSM8909W, MSM8953, MSM8996AU, QCA6390, QCA9531, QCM2150, QCS404, QCS405, QCS605, SA415M, SA515M, SA6155P, SA8155P, Saipan, SC8180X, SDA660, SDA845, SDM429, SDM429W, SDM630, SDM632, SDM636, SDM660, SDM670, SDM710, SDM845, SDX20, SDX24, SDX55, SM6150, SM8150, SM8250, SXR1130, SXR2130
Exploitation Mechanism
The vulnerability can be exploited by manipulating the channel ID to trigger the array index underflow, potentially leading to a security breach.
Mitigation and Prevention
Steps to address and prevent the CVE.
Immediate Steps to Take
- Apply patches provided by Qualcomm promptly.
- Monitor official sources for security advisories and updates.
Long-Term Security Practices
- Regularly update firmware and software to the latest versions.
- Implement network segmentation and access controls to limit exposure.
Patching and Updates
- Ensure all affected systems are updated with the latest patches from Qualcomm to mitigate the vulnerability.