CVE-2020-11203

Stack overflow may occur if GSM/WCDMA broadcast config size received from user is larger than...

7.1 High

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

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: None
Availability: High

Exploit likelihood

0.16%Down 0.3 points since Apr 14, 2021

What each source reports

NVD Score used 7.1

Record: CVE-2020-11203
CVSS 3.1: 7.1 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
CVSS 2.0: 3.6 LowAV:L/AC:L/Au:N/C:P/I:N/A:P
Weakness: CWE-787
Updated: 2026-11-02

CVE List No score

Record: CVE-2020-11203
Updated: 2026-11-02

EUVDEUVD-2020-3557 No score

Record: EUVD-2020-3557
Updated: 2026-11-03

GitHub AdvisoriesGHSA-58p5-78hg-833m No score

Stack overflow may occur if GSM/WCDMA broadcast config size received from user is larger than...

Record: GHSA-58p5-78hg-833m
Weakness: CWE-787
Updated: 2026-11-02

Affected products

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History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2020-11203 is a high vulnerability (CVSS 7.1) in Qualcomm, Inc. Snapdragon Auto, Snapdragon Connectivity, Snapdragon Consumer Iot, Snapdragon Industrial Iot, Snapdragon Mobile, Snapdragon Wearables, published February 22, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.16%, the 4th percentile. No source names a fixed version.