CVE-2021-33945 : RICOH Printer series SP products 320DN, SP 325DNw, SP 320SN, SP 320SFN, SP 325SN

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.

Published 2022-02-15 20:15:07

Updated 2022-05-11 14:24:50

Source MITRE

View at NVD, CVE.org

Vulnerability category: OverflowMemory CorruptionDenial of service

Products affected by CVE-2021-33945

Ricoh » Sp C250sf Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_c250sf_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp C250sf » Version: N/A
Ricoh » Sp C252sf Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_c252sf_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp C252sf » Version: N/A
Ricoh » Sp C250dn Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_c250dn_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp C250dn » Version: N/A
Ricoh » Sp C252dn Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_c252dn_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp C252dn » Version: N/A
Ricoh » M C250fw Firmware » Version: N/A
cpe:2.3:o:ricoh:m_c250fw_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » M C250fw » Version: N/A
Ricoh » M C250fwb Firmware » Version: N/A
cpe:2.3:o:ricoh:m_c250fwb_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » M C250fwb » Version: N/A
Ricoh » P C300w Firmware » Version: N/A
cpe:2.3:o:ricoh:p_c300w_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » P C300w » Version: N/A
Ricoh » P C301w Firmware » Version: N/A
cpe:2.3:o:ricoh:p_c301w_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » P C301w » Version: N/A
Ricoh » Sp 330sn Firmware » Version: 1.06
cpe:2.3:o:ricoh:sp_330sn_firmware:1.06:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 330sn » Version: N/A
Ricoh » Sp 330sn Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_330sn_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 330sn » Version: N/A
Ricoh » Sp 330sfn Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_330sfn_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 330sfn » Version: N/A
Ricoh » Sp 330dn Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_330dn_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 330dn » Version: N/A
Ricoh » Sp 3710sf Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_3710sf_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 3710sf » Version: N/A
Ricoh » Sp 3710dn Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_3710dn_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 3710dn » Version: N/A
Ricoh » Sp C260dnw Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_c260dnw_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp C260dnw » Version: N/A
Ricoh » Sp C260sfnw Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_c260sfnw_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp C260sfnw » Version: N/A
Ricoh » Sp C261dnw Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_c261dnw_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp C261dnw » Version: N/A
Ricoh » Sp C261sfnw Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_c261sfnw_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp C261sfnw » Version: N/A
Ricoh » Sp C262sfnw Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_c262sfnw_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp C262sfnw » Version: N/A
Ricoh » Sp C262dnw Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_c262dnw_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp C262dnw » Version: N/A
Ricoh » M 2700 Firmware » Version: N/A
cpe:2.3:o:ricoh:m_2700_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » M 2700 » Version: N/A
Ricoh » M 2701 Firmware » Version: N/A
cpe:2.3:o:ricoh:m_2701_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » M 2701 » Version: N/A
Ricoh » Sp 221s Firmware » Version: 1.06
cpe:2.3:o:ricoh:sp_221s_firmware:1.06:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 221s » Version: N/A
Ricoh » Sp 220snw Firmware » Version: 1.06
cpe:2.3:o:ricoh:sp_220snw_firmware:1.06:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 220snw » Version: N/A
Ricoh » Sp 220snw Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_220snw_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 220snw » Version: N/A
Ricoh » Sp 221snw Firmware » Version: 1.06
cpe:2.3:o:ricoh:sp_221snw_firmware:1.06:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 221snw » Version: N/A
Ricoh » Sp 221snw Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_221snw_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 221snw » Version: N/A
Ricoh » Sp 221sf Firmware » Version: 1.06
cpe:2.3:o:ricoh:sp_221sf_firmware:1.06:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 221sf » Version: N/A
Ricoh » Sp 220sfnw Firmware » Version: 1.06
cpe:2.3:o:ricoh:sp_220sfnw_firmware:1.06:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 220sfnw » Version: N/A
Ricoh » Sp 220sfnw Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_220sfnw_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 220sfnw » Version: N/A
Ricoh » Sp 221sfnw Firmware » Version: 1.06
cpe:2.3:o:ricoh:sp_221sfnw_firmware:1.06:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 221sfnw » Version: N/A
Ricoh » Sp 221sfnw Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_221sfnw_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 221sfnw » Version: N/A
Ricoh » Sp 277snwx Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_277snwx_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 277snwx » Version: N/A
Ricoh » Sp 277sfnwx Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_277sfnwx_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 277sfnwx » Version: N/A
Ricoh » Sp 220nw Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_220nw_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 220nw » Version: N/A
Ricoh » Sp 221nw Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_221nw_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 221nw » Version: N/A
Ricoh » Sp 212snw Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_212snw_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 212snw » Version: N/A
Ricoh » Sp 212sfnw Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_212sfnw_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 212sfnw » Version: N/A
Ricoh » Sp 212sfw Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_212sfw_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 212sfw » Version: N/A
Ricoh » Sp 212suw Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_212suw_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 212suw » Version: N/A
Ricoh » Sp 213snw Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_213snw_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 213snw » Version: N/A
Ricoh » Sp 213suw Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_213suw_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 213suw » Version: N/A
Ricoh » Sp 213sfnw Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_213sfnw_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 213sfnw » Version: N/A
Ricoh » Sp 213sfw Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_213sfw_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 213sfw » Version: N/A
Ricoh » Sp 212nw Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_212nw_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 212nw » Version: N/A
Ricoh » Sp 213nw Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_213nw_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 213nw » Version: N/A
Ricoh » Sp 212w Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_212w_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 212w » Version: N/A
Ricoh » Sp 213w Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_213w_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 213w » Version: N/A
Ricoh » Sp 320dn Firmware » Version: 1.06
cpe:2.3:o:ricoh:sp_320dn_firmware:1.06:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 320dn » Version: N/A
Ricoh » Sp 325dnw Firmware » Version: 1.06
cpe:2.3:o:ricoh:sp_325dnw_firmware:1.06:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 325dnw » Version: N/A
Ricoh » Sp 325dnw Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_325dnw_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 325dnw » Version: N/A
Ricoh » Sp 320sn Firmware » Version: 1.06
cpe:2.3:o:ricoh:sp_320sn_firmware:1.06:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 320sn » Version: N/A
Ricoh » Sp 320sfn Firmware » Version: 1.06
cpe:2.3:o:ricoh:sp_320sfn_firmware:1.06:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 320sfn » Version: N/A
Ricoh » Sp 325snw Firmware » Version: 1.06
cpe:2.3:o:ricoh:sp_325snw_firmware:1.06:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 325snw » Version: N/A
Ricoh » Sp 325snw Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_325snw_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 325snw » Version: N/A
Ricoh » Sp 325sfnw Firmware » Version: 1.06
cpe:2.3:o:ricoh:sp_325sfnw_firmware:1.06:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 325sfnw » Version: N/A
Ricoh » Sp 325sfnw Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_325sfnw_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 325sfnw » Version: N/A
Ricoh » Aficio Sp 3500sf Firmware » Version: 1.06
cpe:2.3:o:ricoh:aficio_sp_3500sf_firmware:1.06:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Aficio Sp 3500sf » Version: N/A
Ricoh » M C2000 Firmware » Version: N/A
cpe:2.3:o:ricoh:m_c2000_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » M C2000 » Version: N/A
Ricoh » M 320 Firmware » Version: N/A
cpe:2.3:o:ricoh:m_320_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » M 320 » Version: N/A
Ricoh » M 320fb Firmware » Version: N/A
cpe:2.3:o:ricoh:m_320fb_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » M 320fb » Version: N/A
Ricoh » M 320f Firmware » Version: N/A
cpe:2.3:o:ricoh:m_320f_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » M 320f » Version: N/A
Ricoh » Sp 377snwx Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_377snwx_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 377snwx » Version: N/A
Ricoh » Sp 377sfnwx Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_377sfnwx_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 377sfnwx » Version: N/A
Ricoh » Sp 311sfnw Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_311sfnw_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 311sfnw » Version: N/A
Ricoh » Sp 310sfnw Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_310sfnw_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 310sfnw » Version: N/A
Ricoh » Sp 312sfnw Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_312sfnw_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 312sfnw » Version: N/A
Ricoh » P 310 Firmware » Version: N/A
cpe:2.3:o:ricoh:p_310_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » P 310 » Version: N/A
Ricoh » P 311 Firmware » Version: N/A
cpe:2.3:o:ricoh:p_311_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » P 311 » Version: N/A
Ricoh » Sp 277nwx Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_277nwx_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 277nwx » Version: N/A
Ricoh » Sp 377dnwx Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_377dnwx_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 377dnwx » Version: N/A
Ricoh » Sp 311dnw Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_311dnw_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 311dnw » Version: N/A
Ricoh » Sp 310dnw Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_310dnw_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 310dnw » Version: N/A
Ricoh » Sp 312dnw Firmware » Version: N/A
cpe:2.3:o:ricoh:sp_312dnw_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Ricoh » Sp 312dnw » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2021-33945

EPSS FAQ

0.32%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 71 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-33945

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
7.5	HIGH	AV:N/AC:L/Au:N/C:P/I:P/A:P	10.0	6.4	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
9.8	CRITICAL	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	3.9	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2021-33945

CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2021-33945

https://www.ricoh.com/info/2022/0228_1/

Notice on potential impact of vulnerability CVE-2021-33945 towards Ricoh products and services | Global | Ricoh
Vendor Advisory
https://github.com/Ainevsia/CVE-Request/tree/main/Ricoh/1

CVE-Request/Ricoh/1 at main · Ainevsia/CVE-Request · GitHub
Exploit;Third Party Advisory

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Vulnerability Details : CVE-2021-33945

Products affected by CVE-2021-33945

Exploit prediction scoring system (EPSS) score for CVE-2021-33945

CVSS scores for CVE-2021-33945

CWE ids for CVE-2021-33945

References for CVE-2021-33945