CVE-2021-36278

Sensitive information disclosure via log-file insertion

Published Aug 16, 2021 · Updated Sep 17, 2024

Information exposure in Dell EMC PowerScale OneFS 8.2.x, 9.1.0.x, and 9.1.1.1 allows local users to read sensitive log data. OneFS writes sensitive information into log files that privileged users and downstream log consumers can access. Exploitation requires ISI_PRIV_LOGIN_SSH, ISI_PRIV_LOGIN_CONSOLE, or ISI_PRIV_SYS_SUPPORT privileges; the disclosed impact is limited to confidentiality.

CVSS severity8.1
High
EPSS probability0.56%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Information exposure in Dell EMC PowerScale OneFS 8.2.x, 9.1.0.x, and 9.1.1.1 allows local users to read sensitive log data. OneFS writes sensitive information into log files that privileged users and downstream log consumers can access. Exploitation requires ISI_PRIV_LOGIN_SSH, ISI_PRIV_LOGIN_CONSOLE, or ISI_PRIV_SYS_SUPPORT privileges; the disclosed impact is limited to confidentiality.

The record

CVE
CVE-2021-36278
Published
Aug 16, 2021
Updated
Sep 17, 2024
Vendor
Dell Technologies
Product
PowerScale OneFS
Classifications
CWE-532, T1005
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Aug 16, 2021CVE publishedPublication date reported by the CVE source.
  2. Sep 17, 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=8.2.x, 9.1.0.x

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Dell Technologies · PowerScale OneFSversion=8.2.x, 9.1.0.x

Published CVSS scores

8.1DellCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
2.1NIST NVDAV:L/AC:L/Au:N/C:P/I:N/A:N
5.5NIST NVDCVSS:3.1/AV:L/AC:L/PR:L/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)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-532Insertion of Sensitive Information into Log File
T1005Data from Local System

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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