CVE-2022-24935

Lexmark MC3224i Firmware Downgrade Remote Code Execution Vulnerability

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Lexmark products through 2022-02-10 have Incorrect Access Control.

Los productos de Lexmark versiones hasta 10-02-2022, presentan un Control de Acceso Incorrecto

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Lexmark MC3224i printers. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the firmware upgrade feature. The issue results from the lack of authentication prior to allowing access to functionality. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of root.

*Credits: Christopher Anastasio @mufinnnnnnn and Justin Taft @JustTaft

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2022-02-10 CVE Reserved
2022-04-28 CVE Published
2024-03-27 EPSS Updated
2024-08-03 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-306: Missing Authentication for Critical Function

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://lexmark.com	2023-08-08
https://publications.lexmark.com/publications/security-alerts/CVE-2022-24935.pdf	2023-08-08

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Lexmark Search vendor "Lexmark"	Lexmark Firmware Search vendor "Lexmark" for product "Lexmark Firmware"	<= 2022-02-10 Search vendor "Lexmark" for product "Lexmark Firmware" and version " <= 2022-02-10"	-	Affected	in	Lexmark Search vendor "Lexmark"	Lexmark Search vendor "Lexmark" for product "Lexmark"	-	-	Safe