CVE-2023-21928

Data modification via undisclosed repository daemon flaw

Published Apr 18, 2023 · Updated Sep 16, 2024

Integrity flaw in the IPS repository daemon in Oracle Solaris 11 allows local users to modify some accessible data after user interaction. Oracle has not published the faulty operation or a more specific code locus within the daemon. Exploitation requires high privileges, local logon, and interaction by another person; it permits updates, insertions, or deletions within only a subset of accessible data.

CVSS severity1.8
Low
EPSS probability0.19%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Integrity flaw in the IPS repository daemon in Oracle Solaris 11 allows local users to modify some accessible data after user interaction. Oracle has not published the faulty operation or a more specific code locus within the daemon. Exploitation requires high privileges, local logon, and interaction by another person; it permits updates, insertions, or deletions within only a subset of accessible data.

The record

CVE
CVE-2023-21928
Published
Apr 18, 2023
Updated
Sep 16, 2024
Vendor
Oracle
Product
Oracle Solaris
Classifications
T1565
Attack vector
local
Privileges
admin

Timeline

How it unfolded

  1. Apr 18, 2023CVE publishedPublication date reported by the CVE source.
  2. Sep 16, 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=11

What conditions does exploitation require?

Attack vectorlocal
Required privilegesadmin

What is affected?

Oracle · Oracle Solarisversion=11

Published CVSS scores

1.8OracleCVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:N/I:L/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 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

T1565Data Manipulation

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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