CVE-2021-27502

CVSS v3 7.4 HIGH

7.4^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.4 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

T

exas Instruments TI-RTOS, when configured to use HeapMem heap(default), malloc returns a valid pointer to a small buffer on extremely large values, which can trigger an integer overflow vulnerability in 'HeapMem_allocUnprotected' and result in code execution.

References

Link	Resource
https://www.cisa.gov/news-events/ics-advisories/icsa-21-119-04	Third Party Advisory US Government Resource
https://www.ti.com/tool/TI-RTOS-MCU	Product
https://www.cisa.gov/news-events/ics-advisories/icsa-21-119-04	Third Party Advisory US Government Resource
https://www.ti.com/tool/TI-RTOS-MCU	Product

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:ti:real-time_operating_system:-:*:*:*:*:*:*:*

OR	cpe:2.3:h:ti:cc3200:-:::::::*
	cpe:2.3:h:ti:cc3220r:-:::::::*
	cpe:2.3:h:ti:cc3220s:-:::::::*
	cpe:2.3:h:ti:cc3220sf:-:::::::*
	cpe:2.3:h:ti:cc3230s:-:::::::*
	cpe:2.3:h:ti:cc3230sf:-:::::::*
	cpe:2.3:h:ti:cc3235s:-:::::::*
	cpe:2.3:h:ti:cc3235sf:-:::::::*

Configuration 2 (hide)

OR	cpe:2.3:a:ti:simplelink_cc13xx_software_development_kit::::::::
	cpe:2.3:a:ti:simplelink_cc26xx_software_development_kit::::::::
	cpe:2.3:a:ti:simplelink_cc32xx_software_development_kit::::::::
	cpe:2.3:a:ti:simplelink_msp432e401y:-:::::::*
	cpe:2.3:a:ti:simplelink_msp432e411y:-:::::::*

History

21 Nov 2024, 05:58

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~7.8~~	v2 : unknown v3 : 7.4
References	~~() https://www.cisa.gov/news-events/ics-advisories/icsa-21-119-04 - Third Party Advisory, US Government Resource~~	() https://www.cisa.gov/news-events/ics-advisories/icsa-21-119-04 - Third Party Advisory, US Government Resource
References	~~() https://www.ti.com/tool/TI-RTOS-MCU - Product~~	() https://www.ti.com/tool/TI-RTOS-MCU - Product

Information

Published : 2023-11-21 18:15

Updated : 2024-11-21 05:58

NVD link : CVE-2021-27502

Mitre link : CVE-2021-27502

CVE.ORG link : CVE-2021-27502

JSON object : View

Products Affected

CWE

CWE-190

Integer Overflow or Wraparound

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