Stack Buffer Overflow Vulnerability in RICOH Printer Series
CVE-2021-33945

9.8CRITICAL

Key Information:

Vendor

Ricoh

Status
Sp 320dn Firmware
Vendor
CVE Published:
15 February 2022

What is CVE-2021-33945?

A stack buffer overflow vulnerability exists in various models of the RICOH SP printer series. This security flaw resides in the file /etc/wpa_supplicant.conf and can be exploited by attackers to inject specially crafted overflow data. If successfully exploited, this vulnerability could lead to a Denial of Service (DoS) condition, rendering the affected printer models unavailable for regular usage. Users are advised to apply the latest firmware updates from RICOH to mitigate this risk.

References

https://github.com/Ainevsia/CVE-Request/tree/main/Ricoh/1
x_refsource_MISC
https://www.ricoh.com/info/2022/0228_1/
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.