Texas Instruments CC32XX prior 4.10.03/4.40.00/4.40.00.07 HeapTrack_alloc integer overflow

CVSS Meta Temp Score
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Texas Instruments CC32XX, SimpleLink MSP432E4XX, SimpleLink-CC13XX, SimpleLink-CC26XX and SimpleLink-CC32XX. It has been rated as critical. Impacted is the function HeapTrack_alloc. This manipulation causes integer overflow. This vulnerability appears as CVE-2021-27429. The attack requires local access. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Texas Instruments CC32XX, SimpleLink MSP432E4XX, SimpleLink-CC13XX, SimpleLink-CC26XX and SimpleLink-CC32XX. It has been declared as critical. Affected by this vulnerability is the function HeapTrack_alloc. The manipulation with an unknown input leads to a integer overflow vulnerability. The CWE definition for the vulnerability is CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Texas Instruments TI-RTOS returns a valid pointer to a small buffer on extremely large values. This can trigger an integer overflow vulnerability in 'HeapTrack_alloc' and result in code execution.

The weakness was presented 11/20/2023 by David Atch, Omri Ben Bassat and Tamir Ariel as icsa-21-119-04. The advisory is shared at cisa.gov. This vulnerability is known as CVE-2021-27429 since 02/19/2021. Technical details are known, but no exploit is available.

Upgrading to version 4.10.03, 4.40.00 or 4.40.00.07 eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.0
VulDB Temp Score: 6.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 7.4
CNA Vector (ICS-CERT): 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Integer overflow
CWE: CWE-190 / CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: CC32XX/SimpleLink MSP432E4XX/SimpleLink-CC13XX/SimpleLink-CC26XX/SimpleLink-CC32XX 4.10.03/4.40.00/4.40.00.07

Timelineinfo

02/19/2021 🔍
11/20/2023 +1004 days 🔍
11/20/2023 +0 days 🔍
12/14/2023 +24 days 🔍

Sourcesinfo

Advisory: icsa-21-119-04
Researcher: David Atch, Omri Ben Bassat, Tamir Ariel
Status: Confirmed

CVE: CVE-2021-27429 (🔍)
GCVE (CVE): GCVE-0-2021-27429
GCVE (VulDB): GCVE-100-245833

Entryinfo

Created: 11/20/2023 20:44
Updated: 12/14/2023 17:30
Changes: 11/20/2023 20:44 (50), 12/14/2023 17:30 (11)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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