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CVE-2024-23783

22
FAUCET Score

CVE-2024-23783 is an improper authentication vulnerability affecting Sharp Energy Management Controllers JH-RVB1 and JH-RV11 (firmware versions B0.1.9.1 and earlier). This allows an unauthenticated attacker on the same network to gain full access to the device. With a CVSS score of 8.8 (High), this vulnerability presents a significant risk, enabling complete compromise of confidentiality, integrity, and availability. Currently, there is no public exploit code, nor is there evidence of active exploitation or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= b0.1.9.1CPE matchmatch criteria
cpe:2.3:o:sharp:jh-rvb1_firmware:*:*:*:*:*:*:*:*
<= b0.1.9.1CPE matchmatch criteria
cpe:2.3:o:sharp:jh-rv11_firmware:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.8HIGH

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.52%
Probability of exploitation in next 30 days
EPSS Percentile
41.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0052 is in the 41st percentile among its peer group of 1,875 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

jp.sharp / support/taiyo/info/JVNVU94591337_en.pdf
Vendor Advisory
jp.sharp / support/taiyo/info/JVNVU94591337_jp.pdf
Vendor Advisory
jvn.jp / en/vu/JVNVU94591337
Third Party Advisory