zephyrproject-rtos zephyr SJA1000 CAN Controller Driver k_sleep improper check or handling of exceptional conditions

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in zephyrproject-rtos zephyr. This affects the function k_sleep of the component SJA1000 CAN Controller Driver. Performing a manipulation results in improper check or handling of exceptional conditions. This vulnerability is known as CVE-2023-5563. Access to the local network is required for this attack. No exploit is available.

Detailsinfo

A vulnerability, which was classified as critical, was found in zephyrproject-rtos zephyr (Project Management Software) (the affected version is unknown). This affects the function k_sleep of the component SJA1000 CAN Controller Driver. The manipulation with an unknown input leads to a improper check or handling of exceptional conditions vulnerability. CWE is classifying the issue as CWE-703. The product does not properly anticipate or handle exceptional conditions that rarely occur during normal operation of the product. This is going to have an impact on integrity, and availability. The summary by CVE is:

The SJA1000 CAN controller driver backend automatically attempt to recover from a bus-off event when built with CONFIG_CAN_AUTO_BUS_OFF_RECOVERY=y. This results in calling k_sleep() in IRQ context, causing a fatal exception.

The weakness was published 10/13/2023 as GHSA-98mc-rj7w-7rpv. The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2023-5563 since 10/12/2023. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/31/2023).

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

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.2
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.1
VulDB Temp Score: 7.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 7.1
CNA Vector (Zephyr Project): 🔍

CVSSv2info

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

Exploitinginfo

Class: Improper check or handling of exceptional conditions
CWE: CWE-703
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/12/2023 🔍
10/13/2023 +1 days 🔍
10/13/2023 +0 days 🔍
10/31/2023 +18 days 🔍

Sourcesinfo

Product: github.com

Advisory: GHSA-98mc-rj7w-7rpv
Status: Confirmed

CVE: CVE-2023-5563 (🔍)
GCVE (CVE): GCVE-0-2023-5563
GCVE (VulDB): GCVE-100-242085

Entryinfo

Created: 10/13/2023 08:44
Updated: 10/31/2023 17:44
Changes: 10/13/2023 08:44 (50), 10/31/2023 17:44 (11)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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