CVE-2020-3699 Memory corruption in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables
Out-of-bounds write in Snapdragon firmware allows attackers to execute arbitrary code or escalate privileges via malicious association responses.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2020-3699?
CVE-2020-3699 is a critical memory corruption vulnerability in Qualcomm Apq8009 Firmware, published on 30 Jul 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
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
Weakness: CWE-120
Which versions are affected by CVE-2020-3699?
It affects 47 products.
Products include Qualcomm Apq8009 Firmware, Qualcomm Apq8017 Firmware, Qualcomm Apq8053 Firmware, Qualcomm Apq8096au Firmware, Qualcomm Mdm9206 Firmware, Qualcomm Mdm9207c Firmware and 41 more.
How do I fix CVE-2020-3699?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2020-3699 being exploited?
There is no known exploitation of CVE-2020-3699 in the wild and no public exploit code.
Other vulnerabilities in Qualcomm Apq8009 Firmware
- CVE-2021-1905 Qualcomm Multiple Chipsets Use-After-Free
- CVE-2020-11261 Qualcomm Multiple Chipsets Improper Input Validation
- CVE-2021-1906 Qualcomm Multiple Chipsets Detection of Error Condition Without Action
- CVE-2022-40510 Buffer copy without checking size of input in Audio.
- CVE-2022-22088 Integer Overflow to Buffer Overflow in Bluetooth HOST
Sources
Also known as 2583124, 2616229, A-153344687, ASB-A-153344687, GHSA-9rj4-m4p5-2v9x.