Stack overflow may occur if GSM/WCDMA broadcast config size received from user is larger than variable length array in Snapdragon Auto, Sna…

published 2021-02-22 5y ago modified 2026-06-17 4mo ago also EUVD-2020-3557

cvss: 7.1; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 4%
public exploits: 0; none known

Stack overflow may occur if GSM/WCDMA broadcast config size received from user is larger than variable length array in Snapdragon Auto, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables

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Exploit prediction

0.16% chance of exploitation in the next 30 days, higher than 4% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	3.1	7.1	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
NVD	2.0	3.6	AV:L/AC:L/Au:N/C:P/I:N/A:P

Affected products

Qualcomm, Inc. Snapdragon Auto, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables

Classification

Weakness

CWE-787 Out-of-bounds Write

References

qualcomm.com /company/product-security/bulletins/february-2021-bulletin
vendor-advisory

Sources

CVE List CVE-2020-11203
NVD CVE-2020-11203

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