Main Vulnerability Database Vulnerabilities #VU52786

Integer overflow in Texas Instruments products - CVE-2021-22677

Published: May 3, 2021

Vulnerability identifier: #VU52786

CSH Severity: Low

CVSS v4: 8.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2021-22677

CWE-ID: CWE-190

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local attacker to execute arbitrary code on the target system.

The vulnerability exists due to integer overflow in the APIs of the host MCU. A local attacker can pass specially crafted data to the application, trigger integer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Affected software

SimpleLink MSP432E4 SDK
SimpleLink CC32XX SDK
SimpleLink CC13X0 SDK
SimpleLink CC13X2 SDK
SimpleLink CC26XX SDK
CC3200 SDK
CC3100 SDK

How to mitigate CVE-2021-22677

Install updates from vendor's website.

SimpleLink CC13X0 SDK - update to 4.10.03
SimpleLink CC13X2 SDK - update to 4.40.00
SimpleLink CC26XX SDK - update to 4.40.00

External References

https://ics-cert.us-cert.gov/advisories/icsa-21-119-01

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