CVE-2020-3699
Possible out of bound access while processing assoc response from host due to improper length...
Possible out of bound access while processing assoc response from host due to improper length check before copying into buffer in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables in APQ8009, APQ8017, APQ8053, APQ8096AU, MDM9206, MDM9207C, MDM9607, MDM9640, MDM9650, MSM8905, MSM8909W, MSM8917, MSM8920, MSM8937, MSM8940, MSM8953, MSM8996AU, Nicobar, QCA6174A, QCA6574AU, QCA9377, QCA9379, QCM2150, QCN7605, QCS405, QCS605, QM215, SA6155P, Saipan, SC8180X, SDA845, SDM429, SDM429W, SDM439, SDM450, SDM630, SDM632, SDM636, SDM660, SDM845, SDX20, SDX55, SM6150, SM7150, SM8150, SM8250, SXR2130
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Possible out of bound access while processing assoc response from host due to improper length check before copying into buffer in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables in APQ8009, APQ8017, APQ8053, APQ8096AU, MDM9206, MDM9207C, MDM9607, MDM9640, MDM9650, MSM8905, MSM8909W, MSM8917, MSM8920, MSM8937, MSM8940, MSM8953, MSM8996AU, Nicobar, QCA6174A, QCA6574AU, QCA9377, QCA9379, QCM2150, QCN7605, QCS405, QCS605, QM215, SA6155P, Saipan, SC8180X, SDA845, SDM429, SDM429W, SDM439, SDM450, SDM630, SDM632, SDM636, SDM660, SDM845, SDX20, SDX55, SM6150, SM7150, SM8150, SM8250, SXR2130
- Record
CVE-2020-3699- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-120
- Updated
- 2026-11-02
CVE List No score
Possible out of bound access while processing assoc response from host due to improper length check before copying into buffer in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables in APQ8009, APQ8017, APQ8053, APQ8096AU, MDM9206, MDM9207C, MDM9607, MDM9640, MDM9650, MSM8905, MSM8909W, MSM8917, MSM8920, MSM8937, MSM8940, MSM8953, MSM8996AU, Nicobar, QCA6174A, QCA6574AU, QCA9377, QCA9379, QCM2150, QCN7605, QCS405, QCS605, QM215, SA6155P, Saipan, SC8180X, SDA845, SDM429, SDM429W, SDM439, SDM450, SDM630, SDM632, SDM636, SDM660, SDM845, SDX20, SDX55, SM6150, SM7150, SM8150, SM8250, SXR2130
- Record
CVE-2020-3699- Updated
- 2026-11-02
EUVDEUVD-2020-24970 No score
Possible out of bound access while processing assoc response from host due to improper length check before copying into buffer in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables in APQ8009, APQ8017, APQ8053, APQ8096AU, MDM9206, MDM9207C, MDM9607, MDM9640, MDM9650, MSM8905, MSM8909W, MSM8917, MSM8920, MSM8937, MSM8940, MSM8953, MSM8996AU, Nicobar, QCA6174A, QCA6574AU, QCA9377, QCA9379, QCM2150, QCN7605, QCS405, QCS605, QM215, SA6155P, Saipan, SC8180X, SDA845, SDM429, SDM429W, SDM439, SDM450, SDM630, SDM632, SDM636, SDM660, SDM845, SDX20, SDX55, SM6150, SM7150, SM8150, SM8250, SXR2130
- Record
EUVD-2020-24970- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-9rj4-m4p5-2v9x No score
Possible out of bound access while processing assoc response from host due to improper length...
Possible out of bound access while processing assoc response from host due to improper length check before copying into buffer in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables in APQ8009, APQ8017, APQ8053, APQ8096AU, MDM9206, MDM9207C, MDM9607, MDM9640, MDM9650, MSM8905, MSM8909W, MSM8917, MSM8920, MSM8937, MSM8940, MSM8953, MSM8996AU, Nicobar, QCA6174A, QCA6574AU, QCA9377, QCA9379, QCM2150, QCN7605, QCS405, QCS605, QM215, SA6155P, Saipan, SC8180X, SDA845, SDM429, SDM429W, SDM439, SDM450, SDM630, SDM632, SDM636, SDM660, SDM845, SDX20, SDX55, SM6150, SM7150, SM8150, SM8250, SXR2130
- Record
GHSA-9rj4-m4p5-2v9x- Updated
- 2026-11-02
Affected products
- qualcomm, inc. snapdragon auto, snapdragon compute, snapdragon consumer electronics connectivity, snapdragon consumer iot, snapdragon industrial iot, snapdragon mobile, snapdragon voice & music, snapdragon wearables
- qualcomm apq8009 firmware
- qualcomm apq8017 firmware
- qualcomm apq8053 firmware
- qualcomm apq8096au firmware
- qualcomm mdm9206 firmware
- qualcomm mdm9207c firmware
- qualcomm mdm9607 firmware
- qualcomm mdm9640 firmware
- qualcomm mdm9650 firmware
- qualcomm msm8905 firmware
- qualcomm msm8909w firmware
Show 36 moreShow less
- qualcomm msm8917 firmware
- qualcomm msm8920 firmware
- qualcomm msm8937 firmware
- qualcomm msm8940 firmware
- qualcomm msm8953 firmware
- qualcomm msm8996au firmware
- qualcomm nicobar firmware
- qualcomm qca6174a firmware
- qualcomm qca6574au firmware
- qualcomm qca9377 firmware
- qualcomm qca9379 firmware
- qualcomm qcm2150 firmware
- qualcomm qcn7605 firmware
- qualcomm qcs405 firmware
- qualcomm qcs605 firmware
- qualcomm qm215 firmware
- qualcomm sa6155p firmware
- qualcomm saipan firmware
- qualcomm sc8180x firmware
- qualcomm sda845 firmware
- qualcomm sdm429 firmware
- qualcomm sdm429w firmware
- qualcomm sdm439 firmware
- qualcomm sdm450 firmware
- qualcomm sdm630 firmware
- qualcomm sdm632 firmware
- qualcomm sdm636 firmware
- qualcomm sdm660 firmware
- qualcomm sdm845 firmware
- qualcomm sdx20 firmware
- qualcomm sdx55 firmware
- qualcomm sm6150 firmware
- qualcomm sm7150 firmware
- qualcomm sm8150 firmware
- qualcomm sm8250 firmware
- qualcomm sxr2130 firmware
Affected packages
| Package | Affected | Fixed |
|---|---|---|
platform/vendor/qcom-opensource/wlan/qcacld-2.0Android |
SoCVersion:0 up to SoCVersion:2020-07-05, plus listed versions SoCVersion |
SoCVersion:2020-07-05 |
platform/vendor/qcom-opensource/wlan/qcacld-3.0Android |
SoCVersion:0 up to SoCVersion:2020-07-05, plus listed versions SoCVersion |
SoCVersion:2020-07-05 |
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | OSV | |
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-3699 is a critical vulnerability (CVSS 9.8) in Qualcomm, Inc. Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer Iot, Snapdragon Industrial Iot, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, published July 1, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.92%, the 60th percentile. Fixed in platform/vendor/qcom-opensource/wlan/qcacld-2.0 SoCVersion:2020-07-05.
References
qualcomm.com/company/product-security/bulletins/july-2020-bulletin
nvd.nist.gov/vuln/detail/CVE-2020-3699
github.com/advisories/GHSA-9rj4-m4p5-2v9x
source.android.com/security/bulletin/2020-07-01
source.codeaurora.org/quic/la/platform/vendor/qcom-opensource/wlan/qcacld-3.0/commit?id=87baef651fcb908b334c0034e98adde90be848b0