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IcscertCVE-2021-27504

HistoryNov 21, 2023 - 6:15 p.m.

CVE-2021-27504

2023-11-2118:15:07

CWE-190

icscert

web.nvd.nist.gov

cve-2021-27504

texas instruments

freertos

integer overflow

code execution

nvd

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

AI Score

Confidence

High

EPSS

Percentile

9.5%

JSON

Texas Instruments devices running FREERTOS, malloc returns a valid
pointer to a small buffer on extremely large values, which can trigger
an integer overflow vulnerability in ‘malloc’ for FreeRTOS, resulting in
code execution.

Affected configurations

Nvd

Node

amazonfreertosMatch10.4.1

Node

tisimplelink_cc13xx_software_development_kitRange<4.40.00

tisimplelink_cc26xx_software_development_kitRange<4.40.00

tisimplelink_cc32xx_software_development_kitRange<4.10.03

tisimplelink_msp432e401yMatch-

tisimplelink_msp432e411yMatch-

VendorProductVersionCPE
amazonfreertos10.4.1cpe:2.3:o:amazon:freertos:10.4.1:*:*:*:*:*:*:*
tisimplelink_cc13xx_software_development_kit*cpe:2.3:a:ti:simplelink_cc13xx_software_development_kit:*:*:*:*:*:*:*:*
tisimplelink_cc26xx_software_development_kit*cpe:2.3:a:ti:simplelink_cc26xx_software_development_kit:*:*:*:*:*:*:*:*
tisimplelink_cc32xx_software_development_kit*cpe:2.3:a:ti:simplelink_cc32xx_software_development_kit:*:*:*:*:*:*:*:*
tisimplelink_msp432e401y-cpe:2.3:a:ti:simplelink_msp432e401y:-:*:*:*:*:*:*:*
tisimplelink_msp432e411y-cpe:2.3:a:ti:simplelink_msp432e411y:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
amazon	freertos	10.4.1	cpe:2.3:o:amazon:freertos:10.4.1:::::::*
ti	simplelink_cc13xx_software_development_kit	*	cpe:2.3:a:ti:simplelink_cc13xx_software_development_kit::::::::
ti	simplelink_cc26xx_software_development_kit	*	cpe:2.3:a:ti:simplelink_cc26xx_software_development_kit::::::::
ti	simplelink_cc32xx_software_development_kit	*	cpe:2.3:a:ti:simplelink_cc32xx_software_development_kit::::::::
ti	simplelink_msp432e401y	-	cpe:2.3:a:ti:simplelink_msp432e401y:-:::::::*
ti	simplelink_msp432e411y	-	cpe:2.3:a:ti:simplelink_msp432e411y:-:::::::*

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "CC32XX",
    "vendor": "Texas Instruments",
    "versions": [
      {
        "lessThan": "4.40.00.07",
        "status": "affected",
        "version": "0",
        "versionType": "custom"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "SimpleLink MSP432E4XX",
    "vendor": "Texas Instruments",
    "versions": [
      {
        "status": "affected",
        "version": "all versions"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "SimpleLink-CC13XX",
    "vendor": "Texas Instruments",
    "versions": [
      {
        "lessThan": "4.40.00",
        "status": "affected",
        "version": "0",
        "versionType": "custom"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "SimpleLink-CC26XX",
    "vendor": "Texas Instruments",
    "versions": [
      {
        "lessThan": "4.40.00",
        "status": "affected",
        "version": "0",
        "versionType": "custom"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "product": "SimpleLink-CC32XX",
    "vendor": "Texas Instruments",
    "versions": [
      {
        "lessThan": "4.10.03",
        "status": "affected",
        "version": "0",
        "versionType": "custom"
      }
    ]
  }
]

References

www.cisa.gov/news-events/ics-advisories/icsa-21-119-04

www.ti.com/tool/TI-RTOS-MCU

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

AI Score

Confidence

High

EPSS

Percentile

9.5%

JSON

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