CVE-2021-30321: Qualcomm AQT1000 Firmware

Critical severity, CVSS 9.8. EPSS: 0.8% chance of exploitation in the next 30 days.

Possible buffer overflow due to lack of parameter length check during MBSSID scan IE parse in Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity

Affected products

• Qualcomm AQT1000 Firmware: affected versions not specified
• Qualcomm QCA1062 Firmware: affected versions not specified
• Qualcomm QCA1064 Firmware: affected versions not specified
• Qualcomm QCA2066 Firmware: affected versions not specified
• Qualcomm QCA6320 Firmware: affected versions not specified
• Qualcomm QCA6391 Firmware: affected versions not specified
• Qualcomm QCA6420 Firmware: affected versions not specified
• Qualcomm QCA6430 Firmware: affected versions not specified
• Qualcomm SC8280XP Firmware: affected versions not specified
• Qualcomm Sd 8cx Firmware: affected versions not specified
• Qualcomm WCD9340 Firmware: affected versions not specified
• Qualcomm WCD9341 Firmware: affected versions not specified
• Qualcomm WCD9380 Firmware: affected versions not specified
• Qualcomm WCD9385 Firmware: affected versions not specified
• Qualcomm WCN3998 Firmware: affected versions not specified
• Qualcomm WCN6850 Firmware: affected versions not specified
• Qualcomm WCN6851 Firmware: affected versions not specified
• Qualcomm WCN6855 Firmware: affected versions not specified
• Qualcomm WCN6856 Firmware: affected versions not specified
• Qualcomm WSA8810 Firmware: affected versions not specified
• Qualcomm WSA8815 Firmware: affected versions not specified
• Qualcomm WSA8830 Firmware: affected versions not specified
• Qualcomm WSA8835 Firmware: affected versions not specified

Published 2021-11-12. Last modified 2026-06-17.