CVE-2021-21966

moderate-risk
Published 2022-02-16

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.

Do I need to act?

~
2.0% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.3/10 Medium
NETWORK / LOW complexity

Affected Products (3)

Simplelink Cc32Xx Software Development Kit
Cc3100 Firmware
Cc3200 Firmware

Affected Vendors

Ti

References (3)

Exploit https://talosintelligence.com/vulnerability_reports/TALOS-2021-1393
Vendor Advisory https://www.ti.com/lit/an/swra740/swra740.pdf?ts=1645536893264&
Exploit https://talosintelligence.com/vulnerability_reports/TALOS-2021-1393
35
/ 100
moderate-risk
Severity 21/34 · High
Exploitability 5/34 · Minimal
Exposure 9/34 · Low