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Vulnerability record · CVE-2020-3670 · published 2 November 2020

CVE-2020-3670: Qualcomm agatti firmware out-of-bounds read vulnerability

Qualcomm · Agatti Firmware

u'Potential out of bounds read while processing downlink NAS transport message due to improper length check of Information Element(IEI) NAS message container' in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables in Agatti, APQ8053, APQ8096AU, APQ8098, Kamorta, MDM9150, MDM9205, MDM9206, MDM9625, MDM9635M, MDM9640, MDM9645, MDM9650, MDM9655, MSM8905, MSM8909W, MSM8917, MSM8940, MSM8953, MSM8996AU, MSM8998, Nicobar, QCM2150, QCM6125, QCS605, QCS610, QM215, Rennell, SA415M, Saipan, SC7180, SC8180X, SDA660, SDA845, SDM429, SDM429W, SDM439, SDM450, SDM630, SDM632, SDM636, SDM660, SDM670, SDM710, SDM845, SDM850, SDX20, SDX24, SDX55, SM6150, SM7150, SM8150, SXR1130

9.1 CVSS 3.1 Critical EPSS 0.88% · top 42.4% CWE-125 · Out-of-bounds read
9.1CVSS 3.1 base score, v2 6.4
0.88%EPSS exploitation probability, 30 days
NoNot in CISA KEV
53Affected product versions listed by NVD
3References
17 Jun 2026Last modified by NVD

Description

u'Potential out of bounds read while processing downlink NAS transport message due to improper length check of Information Element(IEI) NAS message container' in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables in Agatti, APQ8053, APQ8096AU, APQ8098, Kamorta, MDM9150, MDM9205, MDM9206, MDM9625, MDM9635M, MDM9640, MDM9645, MDM9650, MDM9655, MSM8905, MSM8909W, MSM8917, MSM8940, MSM8953, MSM8996AU, MSM8998, Nicobar, QCM2150, QCM6125, QCS605, QCS610, QM215, Rennell, SA415M, Saipan, SC7180, SC8180X, SDA660, SDA845, SDM429, SDM429W, SDM439, SDM450, SDM630, SDM632, SDM636, SDM660, SDM670, SDM710, SDM845, SDM850, SDX20, SDX24, SDX55, SM6150, SM7150, SM8150, SXR1130

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

Affected products

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

References

LinkTags
https://www.qualcomm.com/company/product-security/bulletins/october-2020-bulletin Broken Link
https://www.qualcomm.com/company/product-security/bulletins/october-2020-security-bulletin Vendor Advisory
https://www.qualcomm.com/company/product-security/bulletins/october-2020-bulletin Broken Link

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Related vulnerabilities

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

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Source: NIST National Vulnerability Database (record CVE-2020-3670), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.