CVE-2023-30257 - FiiO M6 Privilege Escalation Buffer Overflow Vulnerability

7.8

HIGH CVSS 3.1

CVE-2023-30257

FiiO M6 Privilege Escalation Buffer Overflow Vulnerability

Description

A buffer overflow in the component /proc/ftxxxx-debug of FiiO M6 Build Number v1.0.4 allows attackers to escalate privileges to root.

INFO

Published Date :

May 8, 2023, 1:15 a.m.

Last Modified :

Jan. 29, 2025, 9:15 p.m.

Remotely Exploit :

No

Source :

[email protected]

Affected Products

The following products are affected by CVE-2023-30257 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID	Vendor	Product	Action
1	Fiio	m6_firmware
2	Fiio	m6

: Total Affected Vendor : 1 | Products : 2

CVSS Scores

The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.

Score	Version	Severity	Vector	Exploitability Score	Impact Score	Source
	CVSS 3.1	HIGH				[email protected]
	CVSS 3.1	HIGH				134c704f-9b21-4f2e-91b3-4a467353bcc0

Public PoC/Exploit Available at Github

CVE-2023-30257 has a 1 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2023-30257.

URL	Resource
https://github.com/stigward/PoCs-and-Exploits/tree/main/fiio_LPE_0day	Exploit
https://stigward.github.io/posts/fiio-m6-exploit/	Exploit Third Party Advisory
https://github.com/stigward/PoCs-and-Exploits/tree/main/fiio_LPE_0day	Exploit
https://stigward.github.io/posts/fiio-m6-exploit/	Exploit Third Party Advisory

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2023-30257 is associated with the following CWEs:

CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2023-30257 weaknesses.

CAPEC-8: Buffer Overflow in an API Call Buffer Overflow in an API Call CAPEC-9: Buffer Overflow in Local Command-Line Utilities Buffer Overflow in Local Command-Line Utilities CAPEC-10: Buffer Overflow via Environment Variables Buffer Overflow via Environment Variables CAPEC-14: Client-side Injection-induced Buffer Overflow Client-side Injection-induced Buffer Overflow CAPEC-24: Filter Failure through Buffer Overflow Filter Failure through Buffer Overflow CAPEC-42: MIME Conversion MIME Conversion CAPEC-44: Overflow Binary Resource File Overflow Binary Resource File CAPEC-45: Buffer Overflow via Symbolic Links Buffer Overflow via Symbolic Links CAPEC-46: Overflow Variables and Tags Overflow Variables and Tags CAPEC-47: Buffer Overflow via Parameter Expansion Buffer Overflow via Parameter Expansion CAPEC-67: String Format Overflow in syslog() String Format Overflow in syslog() CAPEC-92: Forced Integer Overflow Forced Integer Overflow CAPEC-100: Overflow Buffers Overflow Buffers

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

dwongdev/sugoi-supernote

A list of goodies for your Supernote tablet. Sharing awesome tips and tricks.

a5x eink ratta supernote tablet a6x2 manta nomad a5x2

Batchfile

Updated: 1 month, 3 weeks ago

85 stars 2 fork 2 watcher

Born at : Aug. 20, 2024, 2:11 p.m. This repo has been linked 2 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2023-30257 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2023-30257 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

Jan. 29, 2025

Action	Type	Old Value	New Value
Added	CVSS V3.1		AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Added	CWE		CWE-120

CVE Modified by af854a3a-2127-422b-91ae-364da2661108

Nov. 21, 2024

Action	Type	Old Value	New Value
Added	Reference		https://github.com/stigward/PoCs-and-Exploits/tree/main/fiio_LPE_0day
Added	Reference		https://stigward.github.io/posts/fiio-m6-exploit/

CVE Modified by [email protected]

May. 14, 2024

Action	Type	Old Value	New Value

Initial Analysis by [email protected]

May. 15, 2023

Action	Type	Old Value	New Value
Added	CVSS V3.1		NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Changed	Reference Type	https://github.com/stigward/PoCs-and-Exploits/tree/main/fiio_LPE_0day No Types Assigned	https://github.com/stigward/PoCs-and-Exploits/tree/main/fiio_LPE_0day Exploit
Changed	Reference Type	https://stigward.github.io/posts/fiio-m6-exploit/ No Types Assigned	https://stigward.github.io/posts/fiio-m6-exploit/ Exploit, Third Party Advisory
Added	CWE		NIST CWE-120
Added	CPE Configuration		AND OR cpe:2.3:o:fiio:m6_firmware:1.0.4::::::: OR cpe:2.3:h:fiio:m6:-:::::::*

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.

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