CVE-2023-51947Public exploitNetwork attack vector

Unauthenticated NAS data access via nasSvr endpoint

Published Jan 19, 2024 · Updated Jul 9, 2026

Missing authentication in actidata actiNAS SL 2U-8 RDX 3.2.03-SP1 allows remote attackers to read and modify NAS data. The /nasSvr.php endpoint accepts unauthenticated GET and POST requests that invoke functions for logs, accounts, shares, storage, and configuration. Network access to the management web application is sufficient; exposed operations include reading system logs and creating or deleting management accounts.

CVSS severity9.1
Critical
EPSS probability0.75%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Missing authentication in actidata actiNAS SL 2U-8 RDX 3.2.03-SP1 allows remote attackers to read and modify NAS data. The /nasSvr.php endpoint accepts unauthenticated GET and POST requests that invoke functions for logs, accounts, shares, storage, and configuration. Network access to the management web application is sufficient; exposed operations include reading system logs and creating or deleting management accounts.

The record

CVE
CVE-2023-51947
Published
Jan 19, 2024
Updated
Jul 9, 2026
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-306, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jan 19, 2024CVE publishedPublication date reported by the CVE source.
  2. Jul 9, 2026Record 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

9.1CISA-ADPCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
9.1NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/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 exploitPublished

Weakness, pattern, technique

CWE-306Missing Authentication for Critical Function
T1190Exploit Public-Facing Application

Public exploit references

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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