high
8.3
CWE
20
Advisory Published
CVE Published
Updated

CVE-2020-2805: Input Validation

First published: Tue Apr 14 2020(Updated: )

A flaw was found in the way the readObject() method of the MethodType class in the Libraries component of OpenJDK checked argument types. An untrusted Java application or applet could use this flaw to bypass Java sandbox restrictions.

Credit: secalert_us@oracle.com

Affected SoftwareAffected VersionHow to fix
redhat/java<1.8.0-openjdk-1:1.8.0.252.b09-2.el6_10
1.8.0-openjdk-1:1.8.0.252.b09-2.el6_10
redhat/java<1.7.0-openjdk-1:1.7.0.261-2.6.22.1.el6_10
1.7.0-openjdk-1:1.7.0.261-2.6.22.1.el6_10
redhat/java<1.7.1-ibm-1:1.7.1.4.65-1jpp.1.el6_10
1.7.1-ibm-1:1.7.1.4.65-1jpp.1.el6_10
redhat/java<1.8.0-ibm-1:1.8.0.6.10-1jpp.1.el6_10
1.8.0-ibm-1:1.8.0.6.10-1jpp.1.el6_10
redhat/java<1.7.0-openjdk-1:1.7.0.261-2.6.22.2.el7_8
1.7.0-openjdk-1:1.7.0.261-2.6.22.2.el7_8
redhat/java<11-openjdk-1:11.0.7.10-4.el7_8
11-openjdk-1:11.0.7.10-4.el7_8
redhat/java<1.8.0-openjdk-1:1.8.0.252.b09-2.el7_8
1.8.0-openjdk-1:1.8.0.252.b09-2.el7_8
redhat/java<1.8.0-ibm-1:1.8.0.6.10-1jpp.1.el7
1.8.0-ibm-1:1.8.0.6.10-1jpp.1.el7
redhat/java<1.7.1-ibm-1:1.7.1.4.65-1jpp.1.el7
1.7.1-ibm-1:1.7.1.4.65-1jpp.1.el7
redhat/java<11-openjdk-1:11.0.7.10-1.el8_1
11-openjdk-1:11.0.7.10-1.el8_1
redhat/java<1.8.0-openjdk-1:1.8.0.252.b09-2.el8_1
1.8.0-openjdk-1:1.8.0.252.b09-2.el8_1
redhat/java<1.8.0-ibm-1:1.8.0.6.10-1.el8_2
1.8.0-ibm-1:1.8.0.6.10-1.el8_2
redhat/java<1.8.0-openjdk-1:1.8.0.252.b09-2.el8_0
1.8.0-openjdk-1:1.8.0.252.b09-2.el8_0
redhat/java<11-openjdk-1:11.0.7.10-1.el8_0
11-openjdk-1:11.0.7.10-1.el8_0
debian/openjdk-11
11.0.24+8-2~deb11u1
11.0.25~5ea-1
debian/openjdk-8
8u422-b05-1
Oracle JDK 6=1.7.0-update251
Oracle JDK 6=1.8.0-update241
Oracle JDK 6=11.0.6
Oracle JDK 6=14.0.0
Oracle Java Runtime Environment (JRE)=1.7.0-update_251
Oracle Java Runtime Environment (JRE)=1.8.0-update_241
Oracle Java Runtime Environment (JRE)=11.0.6
Oracle Java Runtime Environment (JRE)=14.0.0
OpenJDK 17>=11<=11.0.6
OpenJDK 17>=13<=13.0.2
OpenJDK 17=7
OpenJDK 17=7-update1
OpenJDK 17=7-update10
OpenJDK 17=7-update101
OpenJDK 17=7-update11
OpenJDK 17=7-update111
OpenJDK 17=7-update121
OpenJDK 17=7-update13
OpenJDK 17=7-update131
OpenJDK 17=7-update141
OpenJDK 17=7-update15
OpenJDK 17=7-update151
OpenJDK 17=7-update161
OpenJDK 17=7-update17
OpenJDK 17=7-update171
OpenJDK 17=7-update181
OpenJDK 17=7-update191
OpenJDK 17=7-update2
OpenJDK 17=7-update201
OpenJDK 17=7-update21
OpenJDK 17=7-update211
OpenJDK 17=7-update221
OpenJDK 17=7-update231
OpenJDK 17=7-update241
OpenJDK 17=7-update25
OpenJDK 17=7-update251
OpenJDK 17=7-update3
OpenJDK 17=7-update4
OpenJDK 17=7-update40
OpenJDK 17=7-update45
OpenJDK 17=7-update5
OpenJDK 17=7-update51
OpenJDK 17=7-update55
OpenJDK 17=7-update6
OpenJDK 17=7-update60
OpenJDK 17=7-update65
OpenJDK 17=7-update67
OpenJDK 17=7-update7
OpenJDK 17=7-update72
OpenJDK 17=7-update76
OpenJDK 17=7-update80
OpenJDK 17=7-update85
OpenJDK 17=7-update9
OpenJDK 17=7-update91
OpenJDK 17=7-update95
OpenJDK 17=7-update97
OpenJDK 17=7-update99
OpenJDK 17=8
OpenJDK 17=8-update101
OpenJDK 17=8-update102
OpenJDK 17=8-update11
OpenJDK 17=8-update111
OpenJDK 17=8-update112
OpenJDK 17=8-update121
OpenJDK 17=8-update131
OpenJDK 17=8-update141
OpenJDK 17=8-update151
OpenJDK 17=8-update152
OpenJDK 17=8-update161
OpenJDK 17=8-update162
OpenJDK 17=8-update171
OpenJDK 17=8-update172
OpenJDK 17=8-update181
OpenJDK 17=8-update191
OpenJDK 17=8-update192
OpenJDK 17=8-update20
OpenJDK 17=8-update201
OpenJDK 17=8-update202
OpenJDK 17=8-update211
OpenJDK 17=8-update212
OpenJDK 17=8-update221
OpenJDK 17=8-update231
OpenJDK 17=8-update241
OpenJDK 17=8-update25
OpenJDK 17=8-update31
OpenJDK 17=8-update40
OpenJDK 17=8-update45
OpenJDK 17=8-update5
OpenJDK 17=8-update51
OpenJDK 17=8-update60
OpenJDK 17=8-update65
OpenJDK 17=8-update66
OpenJDK 17=8-update71
OpenJDK 17=8-update72
OpenJDK 17=8-update73
OpenJDK 17=8-update74
OpenJDK 17=8-update77
OpenJDK 17=8-update91
OpenJDK 17=8-update92
OpenJDK 17=14
NetApp 7-Mode Transition Tool
netapp active iq unified manager windows>=7.3
netapp active iq unified manager vsphere>=9.5
netapp cloud backup
netapp e-series performance analyzer
NetApp E-Series SANtricity OS Controller>=11.0.0<=11.70.2
netapp e-series santricity Web services Web services proxy
NetApp OnCommand Insight
NetApp OnCommand Workflow Automation
netapp plug-in for symantec netbackup
netapp santricity unified manager
netapp snapmanager sap
netapp snapmanager Oracle
NetApp SteelStore
netapp storagegrid>=9.0.0<=9.0.4
netapp storagegrid
Debian GNU/Linux=8.0
Debian GNU/Linux=9.0
Debian GNU/Linux=10.0
Fedoraproject Fedora=30
Fedoraproject Fedora=31
Fedoraproject Fedora=32
openSUSE=15.1
openSUSE=15.2
Ubuntu Linux=16.04
Ubuntu Linux=18.04
Ubuntu Linux=19.10
Debian=8.0
Debian=9.0
Debian=10.0
Fedora=30
Fedora=31
Fedora=32
Ubuntu=16.04
Ubuntu=18.04
Ubuntu=19.10
IBM Engineering Requirements Quality Assistant<=All

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Read MoreStart Free Trial

Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the severity of CVE-2020-2805?

    The severity of CVE-2020-2805 is classified as critical due to the potential for bypassing Java sandbox restrictions.

  • How do I fix CVE-2020-2805?

    To fix CVE-2020-2805, update to the recommended versions of affected Java packages provided by your vendor.

  • Which software is affected by CVE-2020-2805?

    CVE-2020-2805 affects various Java versions, including OpenJDK and IBM JDK across multiple operating systems.

  • Can CVE-2020-2805 allow untrusted Java applications to execute?

    Yes, CVE-2020-2805 can allow untrusted Java applications or applets to bypass security restrictions.

  • What versions of Java are vulnerable in CVE-2020-2805?

    Versions including OpenJDK 1.7, 1.8, and 11 as well as some specific IBM JDK versions are vulnerable in CVE-2020-2805.

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.
© 2025 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203