CVE-2023-23582Network attack vector

Remote code execution via firmware heap overflow

Published Jan 30, 2023 · Updated Jan 16, 2025

Heap-based buffer overflow in Snap One WattBox WB-300-IP-3 WB10.9a17 and earlier allows remote attackers to execute code or crash the device. Public advisories identify the flaw only as a heap overflow in the device firmware; the affected request field and mishandling routine are undisclosed. No authentication or user interaction is required, and exploitation can interrupt power-management service or run arbitrary code on the appliance.

CVSS severity5.3
Medium
EPSS probability0.83%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Heap-based buffer overflow in Snap One WattBox WB-300-IP-3 WB10.9a17 and earlier allows remote attackers to execute code or crash the device. Public advisories identify the flaw only as a heap overflow in the device firmware; the affected request field and mishandling routine are undisclosed. No authentication or user interaction is required, and exploitation can interrupt power-management service or run arbitrary code on the appliance.

The record

CVE
CVE-2023-23582
Published
Jan 30, 2023
Updated
Jan 16, 2025
Vendor
Snap One
Product
WattBox WB-300-IP-3
Classifications
CWE-122, CWE-787, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jan 30, 2023CVE publishedPublication date reported by the CVE source.
  2. Jan 16, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

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

  1. Affected versionversion=0 <=WB10.9a17

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Snap One · WattBox WB-300-IP-3version=0 <=WB10.9a17

Published CVSS scores

9.8NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
5.3CISA ICS-CERTCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

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
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-122Heap-based Buffer Overflow
CWE-787Out-of-bounds Write
T1190Exploit Public-Facing Application

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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