zephyrproject-rtos Zephyr up to 3.7 Global Pointer privilege context switching

CVSS Meta Temp Score
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CTI Interest Score
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8.5$0-$5k0.00

Summaryinfo

A vulnerability was found in zephyrproject-rtos Zephyr up to 3.7. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the component Global Pointer. Executing a manipulation can lead to privilege context switching. This vulnerability appears as CVE-2024-11263. The attack requires local access. There is no available exploit.

Detailsinfo

A vulnerability classified as critical was found in zephyrproject-rtos Zephyr up to 3.7. This vulnerability affects some unknown processing of the component Global Pointer. The manipulation with an unknown input leads to a privilege context switching vulnerability. The CWE definition for the vulnerability is CWE-270. The product does not properly manage privileges while it is switching between different contexts that have different privileges or spheres of control. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

When the Global Pointer (GP) relative addressing is enabled (CONFIG_RISCV_GP=y), the gp reg points at 0x800 bytes past the start of the .sdata section which is then used by the linker to relax accesses to global symbols.

The advisory is available at github.com. This vulnerability was named CVE-2024-11263 since 11/15/2024. The exploitation appears to be easy. Local access is required to approach this attack. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

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

Vendor

Name

Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.5

VulDB Base Score: 7.8
VulDB Temp Score: 7.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.4
NVD Vector: 🔍

CNA Base Score: 9.3
CNA Vector (zephyr): 🔍

CVSSv2info

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

Exploitinginfo

Class: Privilege context switching
CWE: CWE-270 / CWE-266
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

11/15/2024 🔍
11/16/2024 +1 days 🔍
11/16/2024 +0 days 🔍
02/04/2025 +80 days 🔍

Sourcesinfo

Product: github.com

Advisory: GHSA-jjf3-7x72-pqm9
Status: Confirmed

CVE: CVE-2024-11263 (🔍)
GCVE (CVE): GCVE-0-2024-11263
GCVE (VulDB): GCVE-100-284878

Entryinfo

Created: 11/16/2024 09:30
Updated: 02/04/2025 07:51
Changes: 11/16/2024 09:30 (63), 02/04/2025 07:51 (10)
Complete: 🔍
Cache ID: 216::103

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