← Vulnerability feed

Vulnerability record · CVE-2020-3669 · published 8 September 2020

CVE-2020-3669: Qualcomm apq8098 firmware memory buffer overflow vulnerability

Qualcomm · Apq8098 Firmware

u'Buffer Overflow issue in WLAN tcp ip verification due to usage of out of range pointer offset' 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 APQ8098, IPQ5018, IPQ6018, IPQ8074, Kamorta, MSM8998, Nicobar, QCA6390, QCA8081, QCN7605, QCS404, QCS405, QCS605, Rennell, SA415M, SC7180, SC8180X, SDA845, SDM630, SDM636, SDM660, SDM670, SDM710, SDM845, SDM850, SM6150, SM7150, SM8150, SM8250, SXR1130

9.8 CVSS 3.1 Critical EPSS 1.1% · top 35.2% CWE-119 · Memory buffer overflow
9.8CVSS 3.1 base score, v2 10.0
1.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
30Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

u'Buffer Overflow issue in WLAN tcp ip verification due to usage of out of range pointer offset' 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 APQ8098, IPQ5018, IPQ6018, IPQ8074, Kamorta, MSM8998, Nicobar, QCA6390, QCA8081, QCN7605, QCS404, QCS405, QCS605, Rennell, SA415M, SC7180, SC8180X, SDA845, SDM630, SDM636, SDM660, SDM670, SDM710, SDM845, SDM850, SM6150, SM7150, SM8150, SM8250, SXR1130

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

30 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.qualcomm.com/company/product-security/bulletins/august-2020-bulletin Broken LinkVendor Advisory
https://www.qualcomm.com/company/product-security/bulletins/august-2020-bulletin Broken LinkVendor Advisory

Track CVE-2020-3669 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.8CVE-2026-21385Qualcomm chipset firmware memory corruption via alignment integer overflowA memory corruption flaw in Qualcomm chipset firmware arises from an integer overflow when alignments are used for memory allocation (CWE-190). It af…KEVEPSS 1.3%analysed7.8CVE-2023-33063Qualcomm DSP Services use-after-free memory corruptionCVE-2023-33063 is a use-after-free memory corruption flaw in Qualcomm DSP Services, triggered during a remote call from the high-level operating syst…KEVEPSS 0.58%analysed9.8CVE-2024-49839Qualcomm ar8035 firmware out-of-bounds read vulnerabilityMemory corruption during management frame processing due to mismatch in T2LM info element.EPSS 0.30%9.8CVE-2024-45569Qualcomm ar8035 firmware vulnerabilityMemory corruption while parsing the ML IE due to invalid frame content.EPSS 0.58%9.8CVE-2024-33066Qualcomm snapdragon x65 5g modem-rf system firmware improper input validation vulnerabilityMemory corruption while redirecting log file to any file location with any file name.EPSS 0.60%9.8CVE-2024-21473Qualcomm ar8035 firmware improper input validation vulnerabilityMemory corruption while redirecting log file to any file location with any file name.EPSS 0.66%9.8CVE-2023-43552Qualcomm ar8035 firmware use after free vulnerabilityMemory corruption while processing MBSSID beacon containing several subelement IE.EPSS 0.35%9.8CVE-2023-43553Qualcomm ar8035 firmware vulnerabilityMemory corruption while parsing beacon/probe response frame when AP sends more supported links in MLIE.EPSS 0.35%

Source: NIST National Vulnerability Database (record CVE-2020-3669), CISA KEV, FIRST EPSS (scores of 2026-10-04). This page is refreshed as NVD updates the record.