Vulnerability · Published May 7, 2021 · Assigned by icscert

CVE-2021-22675

High 7.2

In plain English

A high-severity integer overflow in SimpleLink Wi-Fi, MSP432, CC13XX, CC26XX, CC32XX, CC3100. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.4% (higher than 72% of all known vulnerabilities).

Severity (CVSS NVD)7.2High

Exploit odds (30 days)1.4%top 27.6% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

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).

Affected products (as reported)

Vendor	Product	Versions
n/a	SimpleLink Wi-Fi, MSP432, CC13XX, CC26XX, CC32XX, CC3100	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

Weakness: CWE-190

References

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