CVE-2021-2161: Medium severity Oracle JDK vulnerability

Published Apr 22, 2021
·
Updated

An unspecified vulnerability in Java SE related to the Libraries component could allow an unauthenticated attacker to cause no confidentiality impact, high integrity impact, and no availability impact.

Other sources

Vulnerability in the Java SE, Java SE Embedded, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Libraries). Supported versions that are affected are Java SE: 7u291, 8u281, 11.0.10, 16; Java SE Embedded: 8u281; Oracle GraalVM Enterprise Edition: 19.3.5, 20.3.1.2 and 21.0.0.2. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Java SE, Java SE Embedded, Oracle GraalVM Enterprise Edition. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Java SE, Java SE Embedded, Oracle GraalVM Enterprise Edition accessible data. Note: This vulnerability applies to Java deployments that load and run untrusted code (e.g., code that comes from the internet) and rely on the Java sandbox for security. It can also be exploited by supplying untrusted data to APIs in the specified Component. CVSS 3.1 Base Score 5.9 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N).

Affected Software

146 affected components
Oracle JDK=1.7.0-update291
Oracle JDK=1.8.0-update281
Oracle JDK=11.0.10
Oracle JDK=16.0.0
Oracle JRE=1.8.0-update281
Debian Debian Linux=9.0
Debian Debian Linux=10.0
Fedoraproject Fedora=32
Fedoraproject Fedora=33
Fedoraproject Fedora=34
Oracle GraalVM=19.3.5
Oracle GraalVM=20.3.1.2
Oracle GraalVM=21.0.0.2
Oracle OpenJDK>=11<=11.0.10
Oracle OpenJDK>=13<=13.0.6
Oracle OpenJDK>=15<=15.0.2
Oracle OpenJDK=7
Oracle OpenJDK=7-update1
Oracle OpenJDK=7-update10
Oracle OpenJDK=7-update101
Oracle OpenJDK=7-update11
Oracle OpenJDK=7-update111
Oracle OpenJDK=7-update121
Oracle OpenJDK=7-update13
Oracle OpenJDK=7-update131
Oracle OpenJDK=7-update141
Oracle OpenJDK=7-update15
Oracle OpenJDK=7-update151
Oracle OpenJDK=7-update161
Oracle OpenJDK=7-update17
Oracle OpenJDK=7-update171
Oracle OpenJDK=7-update181
Oracle OpenJDK=7-update191
Oracle OpenJDK=7-update2
Oracle OpenJDK=7-update201
Oracle OpenJDK=7-update21
Oracle OpenJDK=7-update211
Oracle OpenJDK=7-update221
Oracle OpenJDK=7-update231
Oracle OpenJDK=7-update241
Oracle OpenJDK=7-update25
Oracle OpenJDK=7-update251
Oracle OpenJDK=7-update261
Oracle OpenJDK=7-update271
Oracle OpenJDK=7-update281
Oracle OpenJDK=7-update291
Oracle OpenJDK=7-update3
Oracle OpenJDK=7-update4
Oracle OpenJDK=7-update40
Oracle OpenJDK=7-update45
Oracle OpenJDK=7-update5
Oracle OpenJDK=7-update51
Oracle OpenJDK=7-update55
Oracle OpenJDK=7-update6
Oracle OpenJDK=7-update60
Oracle OpenJDK=7-update65
Oracle OpenJDK=7-update67
Oracle OpenJDK=7-update7
Oracle OpenJDK=7-update72
Oracle OpenJDK=7-update76
Oracle OpenJDK=7-update80
Oracle OpenJDK=7-update85
Oracle OpenJDK=7-update9
Oracle OpenJDK=7-update91
Oracle OpenJDK=7-update95
Oracle OpenJDK=7-update97
Oracle OpenJDK=7-update99
Oracle OpenJDK=8
Oracle OpenJDK=8-milestone1
Oracle OpenJDK=8-milestone2
Oracle OpenJDK=8-milestone3
Oracle OpenJDK=8-milestone4
Oracle OpenJDK=8-milestone5
Oracle OpenJDK=8-milestone6
Oracle OpenJDK=8-milestone7
Oracle OpenJDK=8-milestone8
Oracle OpenJDK=8-milestone9
Oracle OpenJDK=8-update101
Oracle OpenJDK=8-update102
Oracle OpenJDK=8-update11
Oracle OpenJDK=8-update111
Oracle OpenJDK=8-update112
Oracle OpenJDK=8-update121
Oracle OpenJDK=8-update131
Oracle OpenJDK=8-update141
Oracle OpenJDK=8-update151
Oracle OpenJDK=8-update152
Oracle OpenJDK=8-update161
Oracle OpenJDK=8-update162
Oracle OpenJDK=8-update171
Oracle OpenJDK=8-update172
Oracle OpenJDK=8-update181
Oracle OpenJDK=8-update191
Oracle OpenJDK=8-update192
Oracle OpenJDK=8-update20
Oracle OpenJDK=8-update201
Oracle OpenJDK=8-update202
Oracle OpenJDK=8-update211
Oracle OpenJDK=8-update212
Oracle OpenJDK=8-update221
Oracle OpenJDK=8-update222
Oracle OpenJDK=8-update231
Oracle OpenJDK=8-update232
Oracle OpenJDK=8-update241
Oracle OpenJDK=8-update242
Oracle OpenJDK=8-update25
Oracle OpenJDK=8-update252
Oracle OpenJDK=8-update262
Oracle OpenJDK=8-update271
Oracle OpenJDK=8-update281
Oracle OpenJDK=8-update282
Oracle OpenJDK=8-update31
Oracle OpenJDK=8-update40
Oracle OpenJDK=8-update45
Oracle OpenJDK=8-update5
Oracle OpenJDK=8-update51
Oracle OpenJDK=8-update60
Oracle OpenJDK=8-update65
Oracle OpenJDK=8-update66
Oracle OpenJDK=8-update71
Oracle OpenJDK=8-update72
Oracle OpenJDK=8-update73
Oracle OpenJDK=8-update74
Oracle OpenJDK=8-update77
Oracle OpenJDK=8-update91
Oracle OpenJDK=8-update92
Oracle OpenJDK=16
NetApp Active Iq Unified Manager Vmware Vsphere
NetApp Active Iq Unified Manager Windows
NetApp Hci Management Node
NetApp Solidfire
NetApp Hci Compute Node
NetApp Hci Storage Node
McAfee ePolicy Orchestrator<5.10.0
McAfee ePolicy Orchestrator=5.10.0
McAfee ePolicy Orchestrator=5.10.0-update_1
McAfee ePolicy Orchestrator=5.10.0-update_10
McAfee ePolicy Orchestrator=5.10.0-update_2
McAfee ePolicy Orchestrator=5.10.0-update_3
McAfee ePolicy Orchestrator=5.10.0-update_4
McAfee ePolicy Orchestrator=5.10.0-update_5
McAfee ePolicy Orchestrator=5.10.0-update_6
McAfee ePolicy Orchestrator=5.10.0-update_7
McAfee ePolicy Orchestrator=5.10.0-update_8
McAfee ePolicy Orchestrator=5.10.0-update_9
IBM InfoSphere Data Architect<=9.2.1

Remediation

Patch Available

https://www.oracle.com/security-alerts/cpuapr2021.html

Event History

Apr 22, 2021
CVE Published
via MITRE·09:53 PM
Data Sourced
via MITRE·09:53 PM
DescriptionSeverityWeakness
Mar 4, 2026
Data Sourced
via IBM·12:00 AM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2021-2161?

CVE-2021-2161 has a high integrity impact and is considered a serious vulnerability.

2

How do I fix CVE-2021-2161?

To fix CVE-2021-2161, ensure that you update to the latest version of affected Java SE products.

3

Which software is affected by CVE-2021-2161?

CVE-2021-2161 affects multiple versions of Oracle JDK, Oracle GraalVM, and certain versions of OpenJDK.

4

Can CVE-2021-2161 be exploited by authenticated users?

No, CVE-2021-2161 can be exploited by unauthenticated attackers.

5

What type of impact does CVE-2021-2161 have on a system?

CVE-2021-2161 primarily poses a high integrity impact without confidentiality or availability effects.

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203