Input Validation Flaw in Lexmark Devices
CVE-2023-26067

8.1HIGH

Key Information:

Vendor
Lexmark
Vendor
CVE Published:
10 April 2023

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 91%

Summary

Certain Lexmark devices have been identified to mishandle input validation, potentially allowing unauthorized access or manipulation. This flaw could be exploited to execute arbitrary code on the device, impacting the confidentiality, integrity, and availability of the system. Prompt mitigation is essential for users to protect against potential threats.

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

References

EPSS Score

91% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
8.1
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.