CVE-2023-21631: Qualcomm 205 Firmware

Critical severity, CVSS 9.8. EPSS: 0.4% chance of exploitation in the next 30 days.

Weak Configuration due to improper input validation in Modem while processing LTE security mode command message received from network.

Affected products

• Qualcomm 205 Firmware: affected versions not specified
• Qualcomm 215 Firmware: affected versions not specified
• Qualcomm 315 5g Firmware: affected versions not specified
• Qualcomm 9205 Firmware: affected versions not specified
• Qualcomm APQ8017 Firmware: affected versions not specified
• Qualcomm APQ8037 Firmware: affected versions not specified
• Qualcomm AQT1000 Firmware: affected versions not specified
• Qualcomm AR8035 Firmware: affected versions not specified
• Qualcomm C-v2x 9150 Firmware: affected versions not specified
• Qualcomm CSRA6620 Firmware: affected versions not specified
• Qualcomm CSRA6640 Firmware: affected versions not specified
• Qualcomm CSRB31024 Firmware: affected versions not specified
• Qualcomm Fastconnect 6200 Firmware: affected versions not specified
• Qualcomm Fastconnect 6700 Firmware: affected versions not specified
• Qualcomm Fastconnect 6800 Firmware: affected versions not specified
• Qualcomm Fastconnect 6900 Firmware: affected versions not specified
• Qualcomm Fastconnect 7800 Firmware: affected versions not specified
• Qualcomm MDM9628 Firmware: affected versions not specified
• Qualcomm MSM8108 Firmware: affected versions not specified
• Qualcomm MSM8209 Firmware: affected versions not specified
• Qualcomm MSM8608 Firmware: affected versions not specified
• Qualcomm MSM8909W Firmware: affected versions not specified
• Qualcomm QCA4004 Firmware: affected versions not specified
• Qualcomm QCA6174A Firmware: affected versions not specified
• Qualcomm QCA6391 Firmware: affected versions not specified
• and 135 more

Published 2023-07-04. Last modified 2026-06-17.