Home/CVE/Improper authorization in DSP process could allow unauthorized users to downgrade the library versions in SD820, SD821,
CVE

CVE-2020-11209

Improper authorization in DSP process could allow unauthorized users to downgrade the library versions in SD820, SD821,

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.

MEDIUM · CVSS 5.5 EPSS 0.00065
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-863Incorrect Authorization
▤

Affected Products & Versions

13
qualcomm sd820 firmwareall versions
qualcomm sd821 firmwareall versions
qualcomm qcs603 firmwareall versions
qualcomm qcs605 firmwareall versions
qualcomm sda855 firmwareall versions
qualcomm sa6155p firmwareall versions
qualcomm sa6145p firmwareall versions
qualcomm sa6155 firmwareall versions
⚠

Public Exploits & PoCs

1
pocresearch.checkpoint.com · pwn2own-qualcomm-dspresearch.checkpoint.com
▣

Scoring & Timeline

5.5
MEDIUM · CVSS v3.1 · product-security@qualcomm.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD12 Nov 2020 · 10:15 AM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://blog.checkpoint.com/2020/08/06/achilles-small-chip-big-peril/Third Party Advisory
https://www.qualcomm.com/company/product-security/bulletins/november-2020-bulletinBroken LinkVendor Advisory
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