CVE intelligence and bounded remediation

CVE-2021-22675 — Ti Cc3100 Software Development Kit security vulnerability

High CVSS 7.2

The affected product is vulnerable to integer overflow while parsing malformed over-the-air firmware update files, which may allow an attacker to remotely execute code on 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).

Severity
High
CVSS
7.2 (3.1)
Published
2021-05-07
CISA KEV
Not currently listed
Ecosystem
software/application
Weaknesses
CWE-190

Affected products

  • ti / cc3100_software_development_kit
  • ti / cc3200_software_development_kit
  • ti / simplelink_cc13x0_software_development_kit
  • ti / simplelink_cc13x2_software_development_kit
  • ti / simplelink_cc26xx_software_development_kit
  • ti / simplelink_cc32xx_software_development_kit

Showing 6 representative product identities from 7 source matches. Confirm exact affected versions with the linked vendor and NVD evidence.

Matched remediation archetype

Buffer bounds, memory safety, and memory corruption

This catalog composition supplies bounded fallback guidance. Explicitly reviewed curated workflows load with the complete record below.

Check exposure

  • Identify affected native-code versions, build flags, architectures, parsers, codecs, drivers, and input paths in all shipped artifacts.
  • Determine whether untrusted data reaches the affected routine and the process privilege, sandbox, and network exposure.
  • Confirm statically linked, vendored, firmware, and platform-provided copies, not only package-manager records.

Remediate safely

  • Apply the maintained upstream correction or replace the affected component, then rebuild every dependent artifact from clean inputs.
  • Adopt bounds-checked interfaces, validated sizes and integer conversions, clear ownership, and memory-safe components where practical.
  • Enable supported compiler and runtime hardening and add sanitized tests and fuzz regression seeds derived from non-weaponized fixtures.

Authoritative sources

Complete CVE record and remediation plan

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