CVE-2021-30339 Weak cryptography in Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking
Improper buffer validation in PRNG output leads to weak key generation in Qualcomm Snapdragon firmware, compromising cryptographic security.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-30339?
CVE-2021-30339 is a critical vulnerability in Qualcomm Ar8035 Firmware, published on 14 Jun 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Reading PRNG output may lead to improper key generation due to lack of buffer validation in Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking
Which versions are affected by CVE-2021-30339?
It affects 55 products.
Products include Qualcomm Ar8035 Firmware, Qualcomm Qca6391 Firmware, Qualcomm Qca8081 Firmware, Qualcomm Qca8337 Firmware, Qualcomm Qca9984 Firmware, Qualcomm Qcm2290 Firmware and 49 more.
How do I fix CVE-2021-30339?
No fix has been published for CVE-2021-30339 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-30339 being exploited?
There is no known exploitation of CVE-2021-30339 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-vpff-g924-ggj6.