CVE-2021-21966

MediumCVSS 5.3/10Last modified Jun 17, 2026

Description

An information disclosure vulnerability exists in the HTTP Server /ping.html functionality of Texas Instruments CC3200 SimpleLink Solution NWP 2.9.0.0. A specially-crafted HTTP request can lead to an uninitialized read. An attacker can send an HTTP request to trigger this vulnerability.

Metrics

CVSS 3.1 5.3/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Weakness enumeration

CWE-457 CWE-908

Affected software

Vendor	Product	Versions
n/a	Texas Instruments	Texas Instruments CC3200 SimpleLink Solution NWP 2.9.0.0,Sealevel Systems, Inc. SeaConnect 370W v1.3.34

References

https://talosintelligence.com/vulnerability_reports/TALOS-2021-1393Exploit, Third Party Advisory
https://www.ti.com/lit/an/swra740/swra740.pdf?ts=1645536893264&Vendor Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1393Exploit, Third Party Advisory

Timeline

Published: Feb 16, 2022
Last modified: Jun 17, 2026
NVD status: Modified

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