CVE-2024-27909Network attack vector

Authenticated remote device reboot

Published Apr 5, 2024 · Updated Aug 2, 2024

Improper input validation in the HTTPS service of some Lenovo printers allows remote authenticated users to reboot the device. Lenovo has not disclosed which HTTPS request field is insufficiently validated or how the invalid input triggers the reboot. Administrative authentication is required, and successful exploitation interrupts availability by forcing a system restart.

CVSS severity4.9
Medium
EPSS probability0.52%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper input validation in the HTTPS service of some Lenovo printers allows remote authenticated users to reboot the device. Lenovo has not disclosed which HTTPS request field is insufficiently validated or how the invalid input triggers the reboot. Administrative authentication is required, and successful exploitation interrupts availability by forcing a system restart.

The record

CVE
CVE-2024-27909
Published
Apr 5, 2024
Updated
Aug 2, 2024
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-20, T1499
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Apr 5, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 2, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

4.9Lenovo Group Ltd.CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-20Improper Input Validation
T1499Endpoint Denial of Service

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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