zephyrproject-rtos 1.14.0 CONNECT_IND divide by zero

CVSS Meta Temp Score
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CTI Interest Score
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5.4$0-$5k0.00

A vulnerability classified as problematic was found in zephyrproject-rtos 1.14.0 (Project Management Software). This vulnerability affects the function CONNECT_IND. The manipulation with an unknown input leads to a divide by zero vulnerability. The CWE definition for the vulnerability is CWE-369. The product divides a value by zero. As an impact it is known to affect availability. CVE summarizes:

Invalid interval in CONNECT_IND leads to Division by Zero. Zephyr versions >= v1.14.0 Divide By Zero (CWE-369). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-7364-p4wc-8mj4

The weakness was shared 06/29/2022 as GHSA-7364-p4wc-8mj4. The advisory is shared for download at github.com. This vulnerability was named CVE-2021-3432 since 03/11/2021. There are known technical details, but no exploit is available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 4.3
CNA Vector (Zephyr Project): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Divide by zero
CWE: CWE-369 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Partially

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/11/2021 🔍
06/29/2022 +474 days 🔍
06/29/2022 +0 days 🔍
07/16/2022 +17 days 🔍

Sourcesinfo

Advisory: GHSA-7364-p4wc-8mj4
Status: Confirmed

CVE: CVE-2021-3432 (🔍)

Entryinfo

Created: 06/29/2022 08:25 AM
Updated: 07/16/2022 01:13 PM
Changes: 06/29/2022 08:25 AM (49), 07/16/2022 01:13 PM (18)
Complete: 🔍
Cache ID: 18:B83:40

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