CVE-2021-35619Network attack vector

Low-privileged Java VM takeover

Published Oct 20, 2021 · Updated Sep 25, 2024

Oracle Database Java VM vulnerability in 12.1.0.2, 12.2.0.1, 19c and 21c allows remote authenticated users to take over Java VM via Oracle Net. The published records do not identify the defective Java VM operation or a concrete code locus, so the mechanism remains undisclosed. Exploitation requires Create Procedure privilege, network access through Oracle Net, and interaction by another person; successful exploitation can compromise confidentiality, integrity, and availability of the Java VM.

CVSS severity7.1
High
EPSS probability0.90%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Oracle Database Java VM vulnerability in 12.1.0.2, 12.2.0.1, 19c and 21c allows remote authenticated users to take over Java VM via Oracle Net. The published records do not identify the defective Java VM operation or a concrete code locus, so the mechanism remains undisclosed. Exploitation requires Create Procedure privilege, network access through Oracle Net, and interaction by another person; successful exploitation can compromise confidentiality, integrity, and availability of the Java VM.

The record

CVE
CVE-2021-35619
Published
Oct 20, 2021
Updated
Sep 25, 2024
Vendor
Oracle Corporation
Product
Oracle Database
Classifications
T1068
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Oct 20, 2021CVE publishedPublication date reported by the CVE source.
  2. Sep 25, 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=12.1.0.2
  2. Affected versionversion=12.2.0.1
  3. Affected versionversion=19c
  4. Affected versionversion=21c

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Oracle Corporation · Oracle Databaseversion=12.1.0.2; version=12.2.0.1; version=19c; version=21c

Published CVSS scores

4.6NVDAV:N/AC:H/Au:S/C:P/I:P/A:P
7.1Oracle CorporationCVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H

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
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

T1068Exploitation for Privilege Escalation

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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