Description
Improper authorization in DSP process could allow unauthorized users to downgrade the library versions in SD820, SD821, SD820, QCS603, QCS605, SDA855, SA6155P, SA6145P, SA6155, SA6155P, SD855, SD 675, SD660, SD429, SD439
References (3)
Core 3
Core References
Broken Link, Vendor Advisory x_refsource_confirm
https://www.qualcomm.com/company/product-security/bulletins/november-2020-bulletin
Third Party Advisory x_refsource_misc
https://blog.checkpoint.com/2020/08/06/achilles-small-chip-big-peril/
Exploit, Third Party Advisory x_refsource_misc
https://research.checkpoint.com/2021/pwn2own-qualcomm-dsp/
Scores
CVSS v3
5.5
EPSS
0.0006
EPSS Percentile
20.1%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Details
CWE
CWE-863
Status
published
Products (13)
qualcomm/qcs603_firmware
qualcomm/qcs605_firmware
qualcomm/sa6145p_firmware
qualcomm/sa6155_firmware
qualcomm/sa6155p_firmware
qualcomm/sd429_firmware
qualcomm/sd439_firmware
qualcomm/sd660_firmware
qualcomm/sd820_firmware
qualcomm/sd821_firmware
... and 3 more
Published
Nov 12, 2020
Tracked Since
Feb 18, 2026