Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2021-33945

Severity CVSS v4.0:
Pending analysis
Type:
CWE-787 Out-of-bounds Write
Publication date:
15/02/2022
Last modified:
11/05/2022

Description

RICOH Printer series SP products 320DN, SP 325DNw, SP 320SN, SP 320SFN, SP 325SNw, SP 325SFNw, SP 330SN, Aficio SP 3500SF, SP 221S, SP 220SNw, SP 221SNw, SP 221SF, SP 220SFNw, SP 221SFNw v1.06 were discovered to contain a stack buffer overflow in the file /etc/wpa_supplicant.conf. This vulnerability allows attackers to cause a Denial of Service (DoS) via crafted overflow data.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 9.80 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
9.80
Severity 3.x
CRITICAL
Vector 2.0
AV:N/AC:L/Au:N/C:P/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): Physical
Availability (A): Physical

Base Score 2.0
7.50
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:ricoh:sp_320dn_firmware:1.06:*:*:*:*:*:*:*
cpe:2.3:h:ricoh:sp_320dn:-:*:*:*:*:*:*:*
cpe:2.3:o:ricoh:sp_325dnw_firmware:1.06:*:*:*:*:*:*:*
cpe:2.3:h:ricoh:sp_325dnw:-:*:*:*:*:*:*:*
cpe:2.3:o:ricoh:sp_320sn_firmware:1.06:*:*:*:*:*:*:*
cpe:2.3:h:ricoh:sp_320sn:-:*:*:*:*:*:*:*
cpe:2.3:o:ricoh:sp_320sfn_firmware:1.06:*:*:*:*:*:*:*
cpe:2.3:h:ricoh:sp_320sfn:-:*:*:*:*:*:*:*
cpe:2.3:o:ricoh:sp_325snw_firmware:1.06:*:*:*:*:*:*:*
cpe:2.3:h:ricoh:sp_325snw:-:*:*:*:*:*:*:*
cpe:2.3:o:ricoh:sp_325sfnw_firmware:1.06:*:*:*:*:*:*:*
cpe:2.3:h:ricoh:sp_325sfnw:-:*:*:*:*:*:*:*
cpe:2.3:o:ricoh:sp_330sn_firmware:1.06:*:*:*:*:*:*:*
cpe:2.3:h:ricoh:sp_330sn:-:*:*:*:*:*:*:*
cpe:2.3:o:ricoh:aficio_sp_3500sf_firmware:1.06:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools