zephyrproject-rtos 2.5.0 CONNECT_IND improper check or handling of exceptional conditions

CVSS Meta Temp Score
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CTI Interest Score
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3.5$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in zephyrproject-rtos 2.5.0. This affects the function CONNECT_IND. The manipulation leads to improper check or handling of exceptional conditions. This vulnerability is referenced as CVE-2021-3433. The attack can only be performed from a local environment. No exploit is available.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in zephyrproject-rtos 2.5.0 (Project Management Software). This issue affects the function CONNECT_IND. The manipulation with an unknown input leads to a improper check or handling of exceptional conditions vulnerability. Using CWE to declare the problem leads to CWE-703. The product does not properly anticipate or handle exceptional conditions that rarely occur during normal operation of the product. Impacted is availability. The summary by CVE is:

Invalid channel map in CONNECT_IND results to Deadlock. Zephyr versions >= v2.5.0 Improper Check or Handling of Exceptional Conditions (CWE-703). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-3c2f-w4v6-qxrp

The weakness was published 06/29/2022 as GHSA-3c2f-w4v6-qxrp. The advisory is shared at github.com. The identification of this vulnerability is CVE-2021-3433 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.

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Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.5

VulDB Base Score: 3.3
VulDB Temp Score: 3.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 3.3
NVD Vector: 🔍

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

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Improper check or handling of exceptional conditions
CWE: CWE-703
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: 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-3c2f-w4v6-qxrp
Status: Confirmed

CVE: CVE-2021-3433 (🔍)
GCVE (CVE): GCVE-0-2021-3433
GCVE (VulDB): GCVE-100-202925

Entryinfo

Created: 06/29/2022 08:26
Updated: 07/16/2022 13:19
Changes: 06/29/2022 08:26 (49), 07/16/2022 13:19 (18)
Complete: 🔍
Cache ID: 216::103

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