CVE-2023-43087Network attack vector

Information disclosure via insufficient permission handling

Published Nov 2, 2023 · Updated Sep 5, 2024

Improper permission handling in Dell PowerScale OneFS 8.2.x and 9.0.0.x through 9.5.0.x allows low-privileged remote attackers to disclose information. The affected authorization path grants access when permissions are insufficient, but Dell has not publicly identified the exact component or operation. Exploitation requires network access and low-level credentials; reported impact is limited to confidentiality, with no integrity or availability effect described.

CVSS severity4.3
Medium
EPSS probability0.45%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper permission handling in Dell PowerScale OneFS 8.2.x and 9.0.0.x through 9.5.0.x allows low-privileged remote attackers to disclose information. The affected authorization path grants access when permissions are insufficient, but Dell has not publicly identified the exact component or operation. Exploitation requires network access and low-level credentials; reported impact is limited to confidentiality, with no integrity or availability effect described.

The record

CVE
CVE-2023-43087
Published
Nov 2, 2023
Updated
Sep 5, 2024
Vendor
Dell Technologies
Product
PowerScale OneFS
Classifications
CWE-755, CWE-280
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Nov 2, 2023CVE publishedPublication date reported by the CVE source.
  2. Sep 5, 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?

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

  1. Affected versionversion=Version 9.2.1.0 through 9.2.1.23

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Dell Technologies · PowerScale OneFSversion=Version 9.2.1.0 through 9.2.1.23

Published CVSS scores

6.5NIST NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
4.3DellCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/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 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-755Improper Handling of Exceptional Conditions
CWE-280Improper Handling of Insufficient Permissions or Privileges

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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