CVE-2021-22673

Published: May 7, 2021Updated: Nov 21, 2024 Sources: CVE List NVD csafCWE-121

8.0HIGH

NVD MITRE

Description

The affected product is vulnerable to stack-based buffer overflow while processing over-the-air firmware updates from the CDN server, 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 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).

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:NAttack Vector

Network

AC:LAttack Complexity

Low

PR:LPrivileges Required

Low

UI:RUser Interaction

Required

Scope

S:UScope

Unchanged

Impact

C:HConfidentiality

High

I:HIntegrity

High

A:HAvailability

High

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Weaknesses

CWE-121 CWE-787

Affected Products

commercial·US

cc3100 software development kitOn-premDev Tool

Hardware Firmware / cpu-gpu

cc3200 software development kitOn-premDev Tool

Hardware Firmware / cpu-gpu

simplelink cc13x0 software development kitOn-premDev Tool

Hardware Firmware / cpu-gpu

simplelink cc13x2 software development kitOn-premDev Tool

Hardware Firmware / cpu-gpu

simplelink cc26xx software development kitEmbeddedFirmware

Hardware Firmware / cpu-gpu

simplelink cc32xx software development kitEmbeddedLibrary

Hardware Firmware / cpu-gpu

simplelink msp432e4 software development kitOn-premDev Tool

Hardware Firmware / cpu-gpu

and 1 more affected products View all →

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques

Initial Access

Privilege Escalation

View detailed technique mapping

References

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

us-cert.cisa.gov

https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2021/icsa-21-119-01.json

raw.githubusercontent.com

https://www.cisa.gov/news-events/ics-advisories/icsa-21-119-01

cisa.gov

and 11 more references View all →

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