CVE-2021-1924

9.0 CRITICAL 0.2% exploit odds Fix listed Disclosure Device

What it is

Information disclosure through timing and power side-channels during mod exponentiation for RSA-CRT in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking

At a glance

Exploitability: Can be exploited locally on the machine without logging in. High risk of data exposure, data tampering.
Exploit odds: 0.2% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2021-11-12 07:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 03:32 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 0.2% in the next 30 days (EPSS).
Severity: 9.0 CRITICAL (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2021-11-12 07:15 UTC
Last modified: 2026-06-17 03:32 UTC
Exploit probability: 0.2% · EPSS, next 30 days
Weakness: CWE-203
Record status: Modified

Affected

Qualcomm apq8009 Firmware
Qualcomm apq8009w Firmware
Qualcomm apq8016 Firmware
Qualcomm apq8017 Firmware
Qualcomm apq8037 Firmware
Qualcomm apq8052 Firmware
Qualcomm apq8056 Firmware
Qualcomm apq8062 Firmware

Attack profile CVSS 3.1 · 9.0

Attack vector: Local
Complexity: Low
Privileges needed: None
User interaction: None
Scope: Changed
Confidentiality: High
Integrity: High
Availability: None

Raw vector

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

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2021-1924.md and follow it. Check whether this project is affected by CVE-2021-1924. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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Fix and advisories

References

NVD record · CVE.org record