CVE-2020-11209

MediumCVSS 5.5/10Last modified Jun 17, 2026

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

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Weakness enumeration

CWE-863

Affected software

Vendor	Product	Versions
Qualcomm, Inc.	Snapdragon Auto, Snapdragon Consumer IOT, Snapdragon Mobile	SD820, SD821, SD820, QCS603, QCS605, SDA855, SA6155P, SA6145P, SA6155, SA6155P, SD855, SD 675, SD660, SD429, SD439

References

https://blog.checkpoint.com/2020/08/06/achilles-small-chip-big-peril/Third Party Advisory
https://research.checkpoint.com/2021/pwn2own-qualcomm-dsp/Exploit, Third Party Advisory
https://www.qualcomm.com/company/product-security/bulletins/november-2020-bulletinBroken Link, Vendor Advisory
https://blog.checkpoint.com/2020/08/06/achilles-small-chip-big-peril/Third Party Advisory
https://research.checkpoint.com/2021/pwn2own-qualcomm-dsp/Exploit, Third Party Advisory
https://www.qualcomm.com/company/product-security/bulletins/november-2020-bulletinBroken Link, Vendor Advisory

Timeline

Published: Nov 12, 2020
Last modified: Jun 17, 2026
NVD status: Modified

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