CVE-2024-23789

Arbitrary command execution via undisclosed injection

Published Feb 14, 2024 · Updated Aug 14, 2024

OS command injection in Sharp JH-RVB1 and JH-RV11 firmware B0.1.9.1 and earlier allows remote attackers to execute OS commands. Sharp and JPCERT/CC have not disclosed the affected interface, parameter, or operation that passes untrusted input to an OS command. Exploitation requires unauthenticated access from the same network and grants command execution with the privileges of the controller process.

CVSS severity9.6
Critical
EPSS probability1.18%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

OS command injection in Sharp JH-RVB1 and JH-RV11 firmware B0.1.9.1 and earlier allows remote attackers to execute OS commands. Sharp and JPCERT/CC have not disclosed the affected interface, parameter, or operation that passes untrusted input to an OS command. Exploitation requires unauthenticated access from the same network and grants command execution with the privileges of the controller process.

The record

CVE
CVE-2024-23789
Published
Feb 14, 2024
Updated
Aug 14, 2024
Vendor
Sharp Corporation
Product
Energy Management Controller with Cloud Services (JH-RVB1)
Classifications
CWE-78, CAPEC-88, T1059
Attack vector
adjacent
Privileges
unauthenticated

Timeline

How it unfolded

  1. Feb 14, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 14, 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?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <=b0.1.9.1

What conditions does exploitation require?

Attack vectoradjacent
Required privilegesunauthenticated

What is affected?

Sharp Corporation · Energy Management Controller with Cloud Services (JH-RVB1)version=0 <=b0.1.9.1
Sharp Corporation · Energy Management Controller with Cloud Services (JH-RV11)version=0 <=b0.1.9.1
Sharp Corporation · Cloud-based Energy Controllerversion=JH-RV11 Ver.B0.1.9.1 and earlier; version=JH-RVB1 Ver.B0.1.9.1 and earlier

Published CVSS scores

8.8NIST NVDCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.6JPCERT/CC and IPACVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
9.8CISA-ADPCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/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)
Vectoradjacent
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
CAPEC-88OS Command Injection
T1059Command and Scripting Interpreter

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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