ZDI-22-331: (Pwn2Own) Lexmark MC3224i Unprotected API Remote Code Execution Vulnerability
This vulnerability allows remote attackers to remove authentication on affected installations of Lexmark MC3224i printers. Authentication is not required to exploit this vulnerability. The specific flaw exists within URL handling. The issue results from the lack of proper restriction to a URL. An attacker can leverage this vulnerability to execute code in the context of root.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Lexmark Mc3224i Firmware |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-22-331?
The severity of ZDI-22-331 is classified as high due to its ability to allow remote attackers to bypass authentication.
How do I fix ZDI-22-331?
To fix ZDI-22-331, it is recommended to update to the latest firmware provided by Lexmark for the MC3224i printer.
Which devices are affected by ZDI-22-331?
ZDI-22-331 affects Lexmark MC3224i printers specifically.
Can ZDI-22-331 be exploited without authentication?
Yes, ZDI-22-331 can be exploited without any authentication required.
What type of vulnerability is ZDI-22-331?
ZDI-22-331 is a remote code execution vulnerability related to improper URL handling.
- agent/references
- agent/type
- agent/severity
- agent/title
- agent/description
- agent/source
- agent/tags
- collector/zdi-advisory
- source/ZDI
- alias/ZDI-22-331
- alias/ZDI-CAN-15800
- alias/CVE-2021-44736
- agent/software-canonical-lookup
- agent/software-canonical-lookup-request
- agent/event
- agent/softwarecombine
- vendor/lexmark
- canonical/lexmark mc3224i firmware