CVE-2019-14305

Severity: critical (CVSS 9.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2019-08-26 · updated 2026-06-17
Weakness: CWE-119

Description

Several Ricoh printers have multiple buffer overflows parsing HTTP parameter settings for Wi-Fi, mDNS, POP3, SMTP, and notification alerts, which allow an attacker to cause a denial of service or code execution via crafted requests to the web server. Affected firmware versions depend on the printer models. One affected configuration is cpe:2.3:o:ricoh:sp_c250dn_firmware:-:*:*:*:*:*:*:* up to (including) 1.06 running on cpe:2.3:o:ricoh:sp_c250dn:-:*:*:*:*:*:*:*, cpe:2.3:o:ricoh:sp_c252dn:-:*:*:*:*:*:*:*. Another affected configuration is cpe:2.3:o:ricoh:sp_c250sf_firmware:-:*:*:*:*:*:*:* up to (including) 1.12 running on cpe:2.3:o:ricoh:sp_c250sf:-:*:*:*:*:*:*:*, cpe:2.3:o:ricoh:sp_c252sf:-:*:*:*:*:*:*:*.

Affected products

RICOH Sp C250Dn Firmware: before 1.07 — fixed in 1.07
RICOH Sp C250Sf Firmware: before 1.13 — fixed in 1.13
RICOH Sp C252Dn Firmware: before 1.07 — fixed in 1.07
RICOH Sp C252Sf Firmware: before 1.13 — fixed in 1.13

How to fix

Upgrade to a fixed version: RICOH Sp C250Dn Firmware 1.07; RICOH Sp C250Sf Firmware 1.13; RICOH Sp C252Dn Firmware 1.07; RICOH Sp C252Sf Firmware 1.13. Check the vendor advisory for mitigations.

References

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