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CVE

CVE-2020-11284

Locked memory can be unlocked and modified by non secure boot loader through improper system call sequence making the me

Locked memory can be unlocked and modified by non secure boot loader through improper system call sequence making the memory region untrusted source of input for secure boot loader in Snapdragon Auto, Snapdragon Compute, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wired Infrastructure and Networking.

HIGH · CVSS 8.4 EPSS 0.00026
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-667Improper Locking
▤

Affected Products & Versions

60
qualcomm aqt1000 firmwareall versions
qualcomm ar8035 firmwareall versions
qualcomm pm3003a firmwareall versions
qualcomm pm4125 firmwareall versions
qualcomm pm4250 firmwareall versions
qualcomm pm6125 firmwareall versions
qualcomm pm6150 firmwareall versions
qualcomm pm6150a firmwareall versions
▣

Scoring & Timeline

8.4
HIGH · 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 NVD07 May 2021 · 09:15 AM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

1
android-securityANDROID-2021-05-01High
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://www.qualcomm.com/company/product-security/bulletins/may-2021-bulletinVendor Advisory
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