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
IBM Engineering Requirements Quality Assistant<=All
Oracle Java SE 7=1.7.0-update251
Oracle Java SE 7=1.8.0-update241
Oracle Java SE 7=11.0.6
Oracle Java SE 7=14.0.0
Oracle JRE=1.7.0-update_251
Oracle JRE=1.8.0-update_241
Oracle JRE=11.0.6
Oracle JRE=14.0.0
OpenJDK 8>=11<=11.0.6
OpenJDK 8>=13<=13.0.2
OpenJDK 8=7
OpenJDK 8=7-update1
OpenJDK 8=7-update10
OpenJDK 8=7-update101
OpenJDK 8=7-update11
OpenJDK 8=7-update111
OpenJDK 8=7-update121
OpenJDK 8=7-update13
OpenJDK 8=7-update131
OpenJDK 8=7-update141
OpenJDK 8=7-update15
OpenJDK 8=7-update151
OpenJDK 8=7-update161
OpenJDK 8=7-update17
OpenJDK 8=7-update171
OpenJDK 8=7-update181
OpenJDK 8=7-update191
OpenJDK 8=7-update2
OpenJDK 8=7-update201
OpenJDK 8=7-update21
OpenJDK 8=7-update211
OpenJDK 8=7-update221
OpenJDK 8=7-update231
OpenJDK 8=7-update241
OpenJDK 8=7-update25
OpenJDK 8=7-update251
OpenJDK 8=7-update3
OpenJDK 8=7-update4
OpenJDK 8=7-update40
OpenJDK 8=7-update45
OpenJDK 8=7-update5
OpenJDK 8=7-update51
OpenJDK 8=7-update55
OpenJDK 8=7-update6
OpenJDK 8=7-update60
OpenJDK 8=7-update65
OpenJDK 8=7-update67
OpenJDK 8=7-update7
OpenJDK 8=7-update72
OpenJDK 8=7-update76
OpenJDK 8=7-update80
OpenJDK 8=7-update85
OpenJDK 8=7-update9
OpenJDK 8=7-update91
OpenJDK 8=7-update95
OpenJDK 8=7-update97
OpenJDK 8=7-update99
OpenJDK 8=8
OpenJDK 8=8-update101
OpenJDK 8=8-update102
OpenJDK 8=8-update11
OpenJDK 8=8-update111
OpenJDK 8=8-update112
OpenJDK 8=8-update121
OpenJDK 8=8-update131
OpenJDK 8=8-update141
OpenJDK 8=8-update151
OpenJDK 8=8-update152
OpenJDK 8=8-update161
OpenJDK 8=8-update162
OpenJDK 8=8-update171
OpenJDK 8=8-update172
OpenJDK 8=8-update181
OpenJDK 8=8-update191
OpenJDK 8=8-update192
OpenJDK 8=8-update20
OpenJDK 8=8-update201
OpenJDK 8=8-update202
OpenJDK 8=8-update211
OpenJDK 8=8-update212
OpenJDK 8=8-update221
OpenJDK 8=8-update231
OpenJDK 8=8-update241
OpenJDK 8=8-update25
OpenJDK 8=8-update31
OpenJDK 8=8-update40
OpenJDK 8=8-update45
OpenJDK 8=8-update5
OpenJDK 8=8-update51
OpenJDK 8=8-update60
OpenJDK 8=8-update65
OpenJDK 8=8-update66
OpenJDK 8=8-update71
OpenJDK 8=8-update72
OpenJDK 8=8-update73
OpenJDK 8=8-update74
OpenJDK 8=8-update77
OpenJDK 8=8-update91
OpenJDK 8=8-update92
OpenJDK 8=14
NetApp 7-Mode Transition Tool
NetApp Active IQ Unified Manager>=7.3
NetApp Active IQ Unified Manager>=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
NetApp OnCommand Insight
NetApp OnCommand Workflow Automation
NetApp Plug-in for Symantec NetBackup
NetApp E-Series SANtricity Unified Manager
NetApp SnapManager for SAP
NetApp SnapManager for Oracle
NetApp SteelStore Cloud Integrated Storage
NetApp StorageGRID Webscale>=9.0.0<=9.0.4
NetApp StorageGRID Webscale
Debian Linux=8.0
Debian Linux=9.0
Debian Linux=10.0
Red Hat Fedora=30
Red Hat Fedora=31
Red Hat Fedora=32
SUSE Linux=15.1
SUSE Linux=15.2
Ubuntu=16.04
Ubuntu=18.04
Ubuntu=19.10

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