CVE-2021-22677: Integer Overflow
First published: Fri May 07 2021(Updated: )
An integer overflow exists in the APIs of the host MCU while trying to connect to a WIFI network may lead to issues such as a denial-of-service condition or code execution on the SimpleLink Wi-Fi (MSP432E4 SDK: v4.20.00.12 and prior, CC32XX SDK v4.30.00.06 and prior, CC13X0 SDK versions prior to v4.10.03, CC13X2 and CC26XX SDK versions prior to v4.40.00, CC3200 SDK v1.5.0 and prior, CC3100 SDK v1.3.0 and prior).
Credit: ics-cert@hq.dhs.gov
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Ti Cc3100 Software Development Kit | <=1.3.0 | |
| Ti Cc3200 Software Development Kit | <=1.5.0 | |
| Ti Simplelink Cc13x0 Software Development Kit | <4.10.03 | |
| Ti Simplelink Cc13x2 Software Development Kit | <4.40.00 | |
| Ti Simplelink Cc26xx Software Development Kit | <4.40.00 | |
| Ti Simplelink Cc32xx Software Development Kit | <=4.30.00.06 | |
| Ti Simplelink Msp432e4 Software Development Kit | <=4.20.00.12 | |
| Texas Instruments SimpleLink CC26XX SDK: versions prior to v4.40.00 | ||
| Texas Instruments CC3200 SDK: v1.5.0 and prior | ||
| Texas Instruments CC3100 SDK: v1.3.0 and prior |
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Reference Links
Frequently Asked Questions
What is CVE-2021-22677?
CVE-2021-22677 is a vulnerability that exists in the APIs of the host MCU while trying to connect to a WIFI network, which may lead to issues such as a denial-of-service condition or code execution.
What is the severity of CVE-2021-22677?
The severity of CVE-2021-22677 is high, with a severity value of 7.8.
Which software development kits (SDKs) are affected by CVE-2021-22677?
CVE-2021-22677 affects the following software development kits (SDKs): Ti Cc3100 Software Development Kit (up to version 1.3.0), Ti Cc3200 Software Development Kit (up to version 1.5.0), Ti Simplelink Cc13x0 Software Development Kit (up to version 4.10.03), Ti Simplelink Cc13x2 Software Development Kit (up to version 4.40.00), Ti Simplelink Cc26xx Software Development Kit (up to version 4.40.00), and Ti Simplelink Cc32xx Software Development Kit (up to version 4.30.00.06), and Ti Simplelink Msp432e4 Software Development Kit (up to version 4.20.00.12).
What is the Common Weakness Enumeration (CWE) ID for CVE-2021-22677?
The Common Weakness Enumeration (CWE) ID for CVE-2021-22677 is CWE-190.
Where can I find more information about CVE-2021-22677?
You can find more information about CVE-2021-22677 on the US-CERT website at https://us-cert.cisa.gov/ics/advisories/icsa-21-119-01.
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- collector/ics-cert-advisory
- source/ICS
- agent/software-canonical-lookup
- vendor/ti
- canonical/ti cc3100 software development kit
- version/ti cc3100 software development kit/1.3.0
- canonical/ti cc3200 software development kit
- version/ti cc3200 software development kit/1.5.0
- canonical/ti simplelink cc13x0 software development kit
- canonical/ti simplelink cc13x2 software development kit
- canonical/ti simplelink cc26xx software development kit
- canonical/ti simplelink cc32xx software development kit
- version/ti simplelink cc32xx software development kit/4.30.00.06
- canonical/ti simplelink msp432e4 software development kit
- version/ti simplelink msp432e4 software development kit/4.20.00.12
- vendor/texas instruments
- canonical/texas instruments simplelink cc26xx sdk: versions prior to v4.40.00
- canonical/texas instruments cc3200 sdk: v1.5.0 and prior
- canonical/texas instruments cc3100 sdk: v1.3.0 and prior