FreeRTOS up to 10.4.2 Queue queue.c 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 described as critical has been identified in FreeRTOS up to 10.4.2. Impacted is an unknown function of the file queue.c of the component Queue Handler. Executing a manipulation can lead to integer overflow. The identification of this vulnerability is CVE-2021-31571. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in FreeRTOS up to 10.4.2 and classified as critical. This vulnerability affects an unknown code block of the file queue.c of the component Queue Handler. 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 weakness was shared 04/23/2021 as 47338393f1f79558f6144213409f09f81d7c4837. The advisory is available at github.com. This vulnerability was named CVE-2021-31571. Technical details are known, but there is no available exploit.

Upgrading to version 10.4.3 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.6

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

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: FreeRTOS 10.4.3
Patch: github.com

Timelineinfo

04/22/2021 🔍
04/23/2021 +1 days 🔍
04/23/2021 +0 days 🔍
04/29/2021 +6 days 🔍

Sourcesinfo

Advisory: 47338393f1f79558f6144213409f09f81d7c4837
Status: Confirmed

CVE: CVE-2021-31571 (🔍)
GCVE (CVE): GCVE-0-2021-31571
GCVE (VulDB): GCVE-100-173794

Entryinfo

Created: 04/23/2021 08:45
Updated: 04/29/2021 08:55
Changes: 04/23/2021 08:45 (40), 04/27/2021 14:46 (5), 04/29/2021 08:55 (18)
Complete: 🔍
Cache ID: 216::103

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