CVE-2023-33558Network attack vector

Unauthenticated user data disclosure via grid endpoint

Published Oct 26, 2023 · Updated Sep 10, 2024

Information disclosure in users-grid-data.php in Ocomon before 4.0.1 allows remote attackers to read usernames and email addresses. The public record identifies the affected endpoint, but its linked research repository and patch are unavailable, leaving the endpoint's wrong operation undisclosed. No authentication or user interaction is required, and the documented exposure is limited to user information such as usernames and email addresses.

CVSS severity7.5
High
EPSS probability0.53%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Information disclosure in users-grid-data.php in Ocomon before 4.0.1 allows remote attackers to read usernames and email addresses. The public record identifies the affected endpoint, but its linked research repository and patch are unavailable, leaving the endpoint's wrong operation undisclosed. No authentication or user interaction is required, and the documented exposure is limited to user information such as usernames and email addresses.

The record

CVE
CVE-2023-33558
Published
Oct 26, 2023
Updated
Sep 10, 2024
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-200, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Oct 26, 2023CVE publishedPublication date reported by the CVE source.
  2. Sep 10, 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 privilegesunauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

7.5NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

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-200Exposure of Sensitive Information to an Unauthorized Actor
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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