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CVE-2020-11284
Locked memory can be unlocked and modified by non secure boot loader through improper system call sequence making the memory region…
High8.4EPSS 0.16%
- Published
- Updated
- Reserved
- Assigned by
- qualcomm
Description
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
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| qualcommCNA (assigner) | 3.1 | High8.4 | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Modified | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.16% · top 95% of all CVEs (7 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.4.
Weakness
- Improper Restriction of Operation Within Bounds of Memory Buffer in QTEE
- CWE-667 (opens in a new tab)All about CWE-667 and its CVEs
Affected products
Qualcomm, Inc. · Snapdragon Auto, Snapdragon Compute, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wired Infrastructure and Networking
- affected AQT1000, AR8035, PM3003A, PM4125, PM4250, PM6125, PM6150, PM6150A, PM6150L, PM6350, PM640A, PM640L, PM640P, PM7250B, PM8004, PM8005, PM8008, PM8009, PM8150A, PM8150B, PM8150C, PM8150L, PM8250, PM8350, PM855, PM855B, PM855L, PM855P, PM8998, PMD9655, PMI632, PMI8998, PMK8002, PMK8003, PMM8195AU, PMM855AU, PMR525, PMX24, PMX55, QAT3522, QAT3550, QBT1500, QBT2000, QCA6390, QCA6391, QCA6420, QCA6421, QCA6426, QCA6430, QCA6431, QCA6436, QCA6574AU, QCA6595, QCA9984, QCM2290, QCM4290, QCS2290, QCS405, QCS4290, QET4101, QET5100, QET6100, QET6105, QFS2530, QFS2580, QPA4360, QPA5460, QPA6560, QSW8574, QTC410S, QTC800H, QTC800S, QTC801S, QTM525, SA6155P, SA8195P, SD 8C, SD 8CX, SD460, SD480, SD662, SD675, SD855, SD865 5G, SD870, SD888 5G, SDM830, SDR425, SDR660, SDR660G, SDR735, SDR735G, SDR8150, SDR8250, SDR865, SDX24, SDX55, SDX55M, SDXR2 5G, SM4125, SMB1351, SMB1354, SMB1355, SMB1390, SMB1396, SMR525, SMR526, SMR545, SMR546, WCD9340, WCD9341, WCD9360, WCD9370, WCD9375, WCD9380, WCD9385, WCN3910, WCN395 ...[truncated*]
References (1)
- https://www.qualcomm.com/company/product-security/bulletins/may-2021-bulletin (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2020-11284)Record last updated .