CVE-2021-30343 Race condition in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile
A race condition in Snapdragon firmware allows attackers to potentially execute code or escalate privileges via crafted RRC commands.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-30343?
CVE-2021-30343 is a critical vulnerability in Qualcomm Ar8035 Firmware, published on 14 Jun 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Improper integrity check can lead to race condition between tasks PDCP and RRC? after a valid RRC Command packet has been received in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile
Weakness: CWE-367
Which versions are affected by CVE-2021-30343?
It affects 64 products.
Products include Qualcomm Ar8035 Firmware, Qualcomm Qca6390 Firmware, Qualcomm Qca6391 Firmware, Qualcomm Qca6426 Firmware, Qualcomm Qca6436 Firmware, Qualcomm Qca6574a Firmware and 58 more.
How do I fix CVE-2021-30343?
No fix has been published for CVE-2021-30343 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-30343 being exploited?
There is no known exploitation of CVE-2021-30343 in the wild and no public exploit code.
Other vulnerabilities in Qualcomm Ar8035 Firmware
- CVE-2023-33106 Qualcomm Multiple Chipsets Use of Out-of-Range Pointer Offset
- CVE-2024-45569 Improper Validation of Array Index in WLAN Host Communication
- CVE-2024-21473 Improper Input Validation in WIN SON
- CVE-2023-28582 Buffer Copy Without Checking Size of Input in Data Modem
- CVE-2023-43552 Use After Free in WLAN Host Communication
Sources
Also known as GHSA-64h8-v539-xprw.