How severe is CVE-2022-27632?

CVE-2022-27632 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-27632 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-27632?

CVE-2022-27632 primarily affects Meikyo Watch Boot Nino Rpc-m2c Firmware. In total, 16 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-27632?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-27632 published?

CVE-2022-27632 was published on 2022-05-18 and last updated on 2026-06-17.

CVE-2022-27632

CVE-2022-27632 is a high-severity vulnerability in Meikyo Watch Boot Nino Rpc-m2c Firmware with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-352.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.8
EPSS exploit prediction: 0% (39th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Meikyo Watch Boot Nino Rpc-m2c Firmware
Published: 2022-05-18
Last modified: 2026-06-17

Description

Cross-site request forgery (CSRF) vulnerability in Rebooter(WATCH BOOT nino RPC-M2C [End of Sale] all firmware versions, WATCH BOOT light RPC-M5C [End of Sale] all firmware versions, WATCH BOOT L-zero RPC-M4L [End of Sale] all firmware versions, WATCH BOOT mini RPC-M4H [End of Sale] all firmware versions, WATCH BOOT nino RPC-M2CS firmware version 1.00A to 1.00D, WATCH BOOT light RPC-M5CS firmware version 1.00A to 1.00D, WATCH BOOT L-zero RPC-M4LS firmware version 1.00A to 1.20A, and Signage Rebooter RPC-M4HSi firmware version 1.00A), PoE Rebooter(PoE BOOT nino PoE8M2 firmware version 1.00A to 1.20A), Scheduler(TIME BOOT mini RSC-MT4H [End of Sale] all firmware versions, TIME BOOT RSC-MT8F [End of Sale] all firmware versions, TIME BOOT RSC-MT8FP [End of Sale] all firmware versions, TIME BOOT mini RSC-MT4HS firmware version 1.00A to 1.10A, and TIME BOOT RSC-MT8FS firmware version 1.00A to 1.00E), and Contact Converter(POSE SE10-8A7B1 firmware version 1.00A to 1.20A) allows a remote attacker to hijack the authentication of an administrator and conduct arbitrary operations by having a user to view a specially crafted page.

Frequently asked questions

What is CVE-2022-27632?: Cross-site request forgery (CSRF) vulnerability in Rebooter(WATCH BOOT nino RPC-M2C [End of Sale] all firmware versions, WATCH BOOT light RPC-M5C [End of Sale] all firmware versions, WATCH BOOT L-zero RPC-M4L [End of Sale] all firmware versions, WATCH BOOT mini RPC-M4H [End of Sale] all firmware versions, WATCH BOOT nino RPC-M2CS firmware version 1.00A to 1.00D, WATCH BOOT light RPC-M5CS firmware version 1.00A to 1.00D, WATCH BOOT L-zero RPC-M4LS firmware version 1.00A to 1.20A, and Signage Rebooter RPC-M4HSi firmware version 1.00A), PoE Rebooter(PoE BOOT nino PoE8M2 firmware version 1.00A to 1.20A), Scheduler(TIME BOOT mini RSC-MT4H [End of Sale] all firmware versions, TIME BOOT RSC-MT8F [End of Sale] all firmware versions, TIME BOOT RSC-MT8FP [End of Sale] all firmware versions, TIME BOOT mini RSC-MT4HS firmware version 1.00A to 1.10A, and TIME BOOT RSC-MT8FS firmware version 1.00A to 1.00E), and Contact Converter(POSE SE10-8A7B1 firmware version 1.00A to 1.20A) allows a remote attacker to hijack the authentication of an administrator and conduct arbitrary operations by having a user to view a specially crafted page.
How severe is CVE-2022-27632?: CVE-2022-27632 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-27632 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-27632?: CVE-2022-27632 primarily affects Meikyo Watch Boot Nino Rpc-m2c Firmware. In total, 16 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-27632?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-27632 published?: CVE-2022-27632 was published on 2022-05-18 and last updated on 2026-06-17.

References

Affected products (16)

cpe:2.3:o:meikyo:watch_boot_nino_rpc-m2c_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:meikyo:watch_boot_light_rpc-m5c_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:meikyo:watch_boot_l-zero_rpc-m4l_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:meikyo:watch_boot_mini_rpc-m4h_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:meikyo:watch_boot_nino_rpc-m2cs_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:meikyo:watch_boot_light_rpc-m5cs_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:meikyo:watch_boot_l-zero_rpc-m4ls_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:meikyo:signage_rebooter_rpc-m4hsi_firmware:1.00a:*:*:*:*:*:*:*
cpe:2.3:o:meikyo:poe_boot_nino_poe8m2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:meikyo:time_boot_mini_rsc-mt4h_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:meikyo:time_boot_rsc-mt8f_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:meikyo:time_boot_rsc-mt8fp_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:meikyo:time_boot_mini_rsc-mt4hs_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:meikyo:time_boot_rsc-mt8fs_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:meikyo:pose_se10-8a7b1_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:meikyo:pose_se10-8a7b1_firmware:-:*:*:*:*:*:*:*

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