zephyrproject-rtos 2.4.0 le_ecred_conn_req uninitialized resource

CVSS Meta Temp Score
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CTI Interest Score
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4.2$0-$5k0.00

A vulnerability was found in zephyrproject-rtos 2.4.0 (Project Management Software) and classified as problematic. This issue affects the function le_ecred_conn_req. The manipulation with an unknown input leads to a uninitialized resource vulnerability. Using CWE to declare the problem leads to CWE-908. The product uses or accesses a resource that has not been initialized. Impacted is confidentiality. The summary by CVE is:

Information leakage in le_ecred_conn_req(). Zephyr versions >= v2.4.0 Use of Uninitialized Resource (CWE-908). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-xhg3-gvj6-4rqh

The weakness was released 06/29/2022 as GHSA-xhg3-gvj6-4rqh. The advisory is shared at github.com. The identification of this vulnerability is CVE-2021-3435 since 03/11/2021. Technical details are known, 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 CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.2
VulDB Meta Temp Score: 4.2

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

NVD Base Score: 3.3
NVD Vector: 🔍

CNA Base Score: 4.0
CNA Vector (Zephyr Project): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Uninitialized resource
CWE: CWE-908
ATT&CK: Unknown

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: 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-xhg3-gvj6-4rqh
Status: Confirmed

CVE: CVE-2021-3435 (🔍)

Entryinfo

Created: 06/29/2022 07:37
Updated: 07/16/2022 10:30
Changes: 06/29/2022 07:37 (48), 07/16/2022 10:30 (18)
Complete: 🔍

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