How severe is CVE-2020-3700?

CVE-2020-3700 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2020-3700 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-3700?

CVE-2020-3700 primarily affects Qualcomm Apq8053 Firmware. In total, 18 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-3700?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2020-3700 published?

CVE-2020-3700 was published on 2020-07-30 and last updated on 2026-06-17.

CVE-2020-3700

CVE-2020-3700 is a high-severity vulnerability in Qualcomm Apq8053 Firmware with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-125.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (62nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-125
Affected product: Qualcomm Apq8053 Firmware
Published: 2020-07-30
Last modified: 2026-06-17

Description

Possible out of bounds read due to a missing bounds check and could lead to local information disclosure in the wifi driver with no additional execution privileges needed in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking in APQ8053, APQ8096AU, IPQ4019, IPQ8064, IPQ8074, MDM9607, MSM8909W, MSM8996AU, QCA6574AU, QCA9531, QCA9558, QCA9980, SC8180X, SDM439, SDX55, SM8150, SM8250, SXR2130

Frequently asked questions

What is CVE-2020-3700?: Possible out of bounds read due to a missing bounds check and could lead to local information disclosure in the wifi driver with no additional execution privileges needed in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking in APQ8053, APQ8096AU, IPQ4019, IPQ8064, IPQ8074, MDM9607, MSM8909W, MSM8996AU, QCA6574AU, QCA9531, QCA9558, QCA9980, SC8180X, SDM439, SDX55, SM8150, SM8250, SXR2130
How severe is CVE-2020-3700?: CVE-2020-3700 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2020-3700 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-3700?: CVE-2020-3700 primarily affects Qualcomm Apq8053 Firmware. In total, 18 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-3700?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-3700 published?: CVE-2020-3700 was published on 2020-07-30 and last updated on 2026-06-17.

References

Affected products (18)

cpe:2.3:o:qualcomm:apq8053_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:apq8096au_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq4019_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq8064_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq8074_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:mdm9607_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:msm8909w_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:msm8996au_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca6574au_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca9531_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca9558_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca9980_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sc8180x_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sdm439_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sdx55_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sm8150_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sm8250_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sxr2130_firmware:-:*:*:*:*:*:*:*

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