CVE-2021-27004

iSCSI CHAP credential disclosure to local users

Published Nov 1, 2021 · Updated Aug 3, 2024

Information disclosure in NetApp ONTAP System Manager affected 9.x releases allows local users to read plaintext iSCSI CHAP credentials. NetApp has not published the specific storage location or operation that exposes the CHAP secrets in plaintext. Low-privileged local access is required; the reported consequence is credential disclosure without integrity or availability impact.

CVSS severity5.5
Medium
EPSS probability0.22%
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 NetApp ONTAP System Manager affected 9.x releases allows local users to read plaintext iSCSI CHAP credentials. NetApp has not published the specific storage location or operation that exposes the CHAP secrets in plaintext. Low-privileged local access is required; the reported consequence is credential disclosure without integrity or availability impact.

The record

CVE
CVE-2021-27004
Published
Nov 1, 2021
Updated
Aug 3, 2024
Vendor
NetApp
Product
ONTAP System Manager
Classifications
T1555
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Nov 1, 2021CVE publishedPublication date reported by the CVE source.
  2. Aug 3, 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=System Manager 9.x versions 9.7 and higher prior to 9.7P16, 9.8P7 and 9.9.1P2

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

NetApp · ONTAP System Managerversion=System Manager 9.x versions 9.7 and higher prior to 9.7P16, 9.8P7 and 9.9.1P2

Published CVSS scores

1.7NVDAV:L/AC:L/Au:S/C:P/I:N/A:N
5.5NVDCVSS: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.

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No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

T1555Credentials from Password Stores

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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