Cyber Resilience

CVE-2021-22679

Critical

Published: 07 May 2021

Published
07 May 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0069 72.4th percentile
Risk Priority 20 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-22679 is a critical-severity Integer Overflow or Wraparound (CWE-190) vulnerability in Ti Cc3100 Software Development Kit. Its CVSS base score is 9.8 (Critical).

Operationally, ranked in the top 27.6% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

The affected product is vulnerable to an integer overflow while processing HTTP headers, which may allow an attacker to remotely execute code 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…

more

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).

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

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

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References