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CVE-2024-23788

HIGH
8.1
CVSS Score
Published: February 14, 2024 at 10:10 AM UTC
Updated: June 17, 2026 at 07:13 AM UTC
4 products affected across 1 vendorJh RV11 FirmwareJh RVB1 FirmwareJh RV11

Using Energy Management Controller with Cloud Services by SHARP CORPORATION?

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Severity
HIGH8.1
Exploit prediction
EPSS 0.8%
SSVC
No known exploit

Description

Server-side request forgery vulnerability in Energy Management Controller with Cloud Services JH-RVB1 /JH-RV11 Ver.B0.1.9.1 and earlier allows a network-adjacent unauthenticated attacker to send an arbitrary HTTP request (GET) from the affected product.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Jh RV11 Firmware· Sharp
95%
v ≤ b0.1.9.1
sharp-jh-rv11 (same device)
Jh RVB1 Firmware· Sharp
95%
v ≤ b0.1.9.1
sharp-jh-rvb1 (same device)
Jh RV11· Sharp
60%
v ≤ 0.1.9.1v < jh-rv11_ver.b0.1.9.1v < jh-rvb1_ver.b0.1.9.1
Affected range stops below jh-rv11_ver.b0.1.9.1, so it looks safe — our inference, not a vendor statement
Affected range stops below jh-rvb1_ver.b0.1.9.1, so it looks safe — our inference, not a vendor statement
Jh RVB1· Sharp
60%
v ≤ 0.1.9.1v < jh-rv11_ver.b0.1.9.1v < jh-rvb1_ver.b0.1.9.1
Affected range stops below jh-rv11_ver.b0.1.9.1, so it looks safe — our inference, not a vendor statement
Affected range stops below jh-rvb1_ver.b0.1.9.1, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (3)

Third Party Advisory
Source: [email protected]
https://jp.sharp/support/taiyo/info/JVNVU94591337_en.pdf
Third Party Advisory
Source: [email protected]
https://jp.sharp/support/taiyo/info/JVNVU94591337_jp.pdf
Third Party Advisory
Source: [email protected]
https://jvn.jp/en/vu/JVNVU94591337/

SSVC — Action Prioritization

SSVCNo known exploitAutomatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.1HIGH[email protected]
Attack Vector
ADJACENT_NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-918

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