CVE-2021-30339

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-06-14 · updated 2026-06-17

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

Affected products

Qualcomm Ar8035 Firmware: all versions
Qualcomm Qca6391 Firmware: all versions
Qualcomm Qca8081 Firmware: all versions
Qualcomm Qca8337 Firmware: all versions
Qualcomm Qca9984 Firmware: all versions
Qualcomm Qcm2290 Firmware: all versions
Qualcomm Qcm4290 Firmware: all versions
Qualcomm Qcm6490 Firmware: all versions
Qualcomm Qcs2290 Firmware: all versions
Qualcomm Qcs405 Firmware: all versions
Qualcomm Qcs4290 Firmware: all versions
Qualcomm Qcs6490 Firmware: all versions
Qualcomm Sd460 Firmware: all versions
Qualcomm Sd480 Firmware: all versions
Qualcomm Sd662 Firmware: all versions
Qualcomm Sd680 Firmware: all versions
Qualcomm Sd690 5G Firmware: all versions
Qualcomm Sd750G Firmware: all versions
Qualcomm Sd765 Firmware: all versions
Qualcomm Sd765G Firmware: all versions
Qualcomm Sd768G Firmware: all versions
Qualcomm Sd778G Firmware: all versions
Qualcomm Sd780G Firmware: all versions
Qualcomm Sd888 5G Firmware: all versions
Qualcomm Sd888 Firmware: all versions
Qualcomm Sd 8 Gen1 5G Firmware: all versions
Qualcomm Sdx57M Firmware: all versions
Qualcomm Sdx65 Firmware: all versions
Qualcomm Sm6375 Firmware: all versions
Qualcomm Sm7250P Firmware: all versions

References

Get alerted when CVE-2021-30339 or the next vulnerability affects your stack