CVE-2020-3666 Memory corruption in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired Infrastructure and Networking

High 7.8 Published Updated

Out-of-bounds memory access in Qualcomm Snapdragon firmware allows attackers to execute arbitrary code or cause denial of service.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2020-3666?

CVE-2020-3666 is a high-severity memory corruption vulnerability in Qualcomm Apq8009 Firmware, published on 8 Sep 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

u'Out of bounds memory access during memory copy while processing Host command' in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired Infrastructure and Networking in APQ8009, APQ8017, APQ8053, APQ8096AU, APQ8098, IPQ4019, IPQ6018, IPQ8064, IPQ8074, MDM9206, MDM9207C, MDM9607, MDM9640, MDM9650, MSM8996AU, MSM8998, QCA6174A, QCA6574, QCA6574AU, QCA6584AU, QCA8081, QCA9377, QCA9379, QCA9531, QCA9558, QCA9563, QCA9880, QCA9886, QCA9980, QCN5500, QCN5502, QCS404, QCS405, QCS605, SA6155P, SDA845, SDM630, SDM636, SDM660, SDM670, SDM710, SDM845, SDM850, SDX20, SDX24, SXR1130

Weakness: CWE-787

Which versions are affected by CVE-2020-3666?

It affects 46 products.

Products include Qualcomm Apq8009 Firmware, Qualcomm Apq8017 Firmware, Qualcomm Apq8053 Firmware, Qualcomm Apq8096au Firmware, Qualcomm Apq8098 Firmware, Qualcomm Ipq4019 Firmware and 40 more.

How do I fix CVE-2020-3666?

No fix has been published for CVE-2020-3666 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2020-3666 being exploited?

There is no known exploitation of CVE-2020-3666 in the wild and no public exploit code.

All Qualcomm Apq8009 Firmware vulnerabilities

Sources

Also known as GHSA-qqcr-rg66-5jpm.

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