VDB-241942 · CVE-2023-5521 · GCVE-0-2023-5521

tiann kernelsu up to 0.6.8 authorization

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.2	$0-$5k	0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in tiann kernelsu up to 0.6.8. This affects an unknown function. Executing a manipulation can lead to authorization. This vulnerability is tracked as CVE-2023-5521. The attack is restricted to local execution. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in tiann kernelsu up to 0.6.8 and classified as critical. This vulnerability affects an unknown functionality. The manipulation with an unknown input leads to a authorization vulnerability. The CWE definition for the vulnerability is CWE-863. The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was disclosed 10/11/2023. The advisory is available at huntr.dev. This vulnerability was named CVE-2023-5521 since 10/11/2023. The technical details are unknown and an exploit is not available.

Upgrading to version 0.6.9 eliminates this vulnerability. Applying the patch a22959beae1aad96b1f72710a5daadf529c41bda is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Vendor

tiann

Name

kernelsu

Version

License

open-source

Website

Product: https://github.com/tiann/kernelsu/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.3
VulDB Meta Temp Score: 8.2

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 7.3
CNA Vector (huntr.dev): 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

Class: Authorization
CWE: CWE-863 / CWE-285 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: kernelsu 0.6.9
Patch: a22959beae1aad96b1f72710a5daadf529c41bda

Timelineinfo

10/11/2023 🔍
10/11/2023 +0 days 🔍
10/11/2023 +0 days 🔍
10/31/2023 +20 days 🔍

Sourcesinfo

Product: github.com

Advisory: a22959beae1aad96b1f72710a5daadf529c41bda
Status: Confirmed

CVE: CVE-2023-5521 (🔍)
GCVE (CVE): GCVE-0-2023-5521
GCVE (VulDB): GCVE-100-241942

Entryinfo

Created: 10/11/2023 21:05
Updated: 10/31/2023 08:41
Changes: 10/11/2023 21:05 (49), 10/31/2023 08:38 (1), 10/31/2023 08:41 (11)
Complete: 🔍
Cache ID: 216::103