ZDI-CAN-15800: (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 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is the severity of ZDI-CAN-15800?
The severity of ZDI-CAN-15800 is critical due to its potential for remote exploitation without authentication.
How do I fix ZDI-CAN-15800?
To fix ZDI-CAN-15800, update the firmware of the Lexmark MC3224i printer to the latest version provided by the manufacturer.
Which devices are affected by ZDI-CAN-15800?
ZDI-CAN-15800 specifically affects Lexmark MC3224i printers.
Can ZDI-CAN-15800 be exploited remotely?
Yes, ZDI-CAN-15800 can be exploited remotely by attackers without needing to authenticate.
What is the nature of the vulnerability in ZDI-CAN-15800?
The nature of the vulnerability in ZDI-CAN-15800 involves improper URL handling that allows remote attackers to bypass authentication.
- agent/references
- agent/severity
- agent/title
- agent/description
- agent/type
- 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