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CVE-2021-27502

Severity CVSS v4.0:
Pending analysis
Type:
CWE-190 Integer Overflow or Wraparound
Publication date:
21/11/2023
Last modified:
01/12/2023

Description

Texas Instruments TI-RTOS, when configured to use HeapMem heap(default),<br /> malloc returns a valid pointer to a small buffer on extremely large <br /> values, which can trigger an integer overflow vulnerability in <br /> &amp;#39;HeapMem_allocUnprotected&amp;#39; and result in code execution.

Impact

Vector 3.x
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.80 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
7.80
Severity 3.x
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:ti:real-time_operating_system:-:*:*:*:*:*:*:*
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:-:*:*:*:*:*:*:*
cpe:2.3:a:ti:simplelink_cc13xx_software_development_kit:*:*:*:*:*:*:*:* 4.40.00 (excluding)
cpe:2.3:a:ti:simplelink_cc26xx_software_development_kit:*:*:*:*:*:*:*:* 4.40.00 (excluding)
cpe:2.3:a:ti:simplelink_cc32xx_software_development_kit:*:*:*:*:*:*:*:* 4.10.03 (excluding)
cpe:2.3:a:ti:simplelink_msp432e401y:-:*:*:*:*:*:*:*
cpe:2.3:a:ti:simplelink_msp432e411y:-:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools