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Vulnerability record · CVE-2017-18320 · published 3 January 2019

CVE-2017-18320: Qualcomm msm8996au firmware improper input validation vulnerability

Qualcomm · Msm8996au Firmware

QSEE unload attempt on a 3rd party TEE without previously loading results in a data abort in snapdragon automobile and snapdragon mobile in versions MSM8996AU, SD 410/12, SD 425, SD 427, SD 430, SD 435, SD 439 / SD 429, SD 450, SD 615/16/SD 415, SD 625, SD 632, SD 636, SD 650/52, SD 712 / SD 710 / SD 670, SD 810, SD 820, SD 820A, SD 835, SDA660, SDM439, SDM630, SDM660, SDX24, Snapdragon_High_Med_2016, SXR1130.

7.8 CVSS 3.0 High EPSS 0.22% · top 88.3% CWE-20 · Improper input validation
7.8CVSS 3.0 base score, v2 7.2
0.22%EPSS exploitation probability, 30 days
NoNot in CISA KEV
32Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

QSEE unload attempt on a 3rd party TEE without previously loading results in a data abort in snapdragon automobile and snapdragon mobile in versions MSM8996AU, SD 410/12, SD 425, SD 427, SD 430, SD 435, SD 439 / SD 429, SD 450, SD 615/16/SD 415, SD 625, SD 632, SD 636, SD 650/52, SD 712 / SD 710 / SD 670, SD 810, SD 820, SD 820A, SD 835, SDA660, SDM439, SDM630, SDM660, SDX24, Snapdragon_High_Med_2016, SXR1130.

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

32 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.securityfocus.com/bid/106128 Third Party AdvisoryVDB Entry
https://www.qualcomm.com/company/product-security/bulletins Vendor Advisory
http://www.securityfocus.com/bid/106128 Third Party AdvisoryVDB Entry
https://www.qualcomm.com/company/product-security/bulletins Vendor Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2017-18320), CISA KEV, FIRST EPSS (scores of 2026-10-04). This page is refreshed as NVD updates the record.