medium
4.3
Advisory Published
CVE Published
Updated

CVE-2020-14577

First published: Tue Jul 14 2020(Updated: )

A flaw was found in the way the JSSE component of OpenJDK performed TLS server name verification. The HostnameChecker class did not check if names stored in TLS server's X.509 certificate are in the normalized form, possibly leading to an incorrect name being matched.

Credit: secalert_us@oracle.com

Affected SoftwareAffected VersionHow to fix
redhat/java<1.8.0-openjdk-1:1.8.0.262.b10-0.el6_10
1.8.0-openjdk-1:1.8.0.262.b10-0.el6_10
redhat/java<1.7.1-ibm-1:1.7.1.4.70-1jpp.1.el6_10
1.7.1-ibm-1:1.7.1.4.70-1jpp.1.el6_10
redhat/java<1.8.0-openjdk-1:1.8.0.262.b10-0.el7_8
1.8.0-openjdk-1:1.8.0.262.b10-0.el7_8
redhat/java<11-openjdk-1:11.0.8.10-0.el7_8
11-openjdk-1:11.0.8.10-0.el7_8
redhat/java<1.7.1-ibm-1:1.7.1.4.70-1jpp.1.el7
1.7.1-ibm-1:1.7.1.4.70-1jpp.1.el7
redhat/java<1.8.0-ibm-1:1.8.0.6.20-1jpp.1.el7
1.8.0-ibm-1:1.8.0.6.20-1jpp.1.el7
redhat/java<11-openjdk-1:11.0.8.10-0.el8_2
11-openjdk-1:11.0.8.10-0.el8_2
redhat/java<1.8.0-openjdk-1:1.8.0.262.b10-0.el8_2
1.8.0-openjdk-1:1.8.0.262.b10-0.el8_2
redhat/java<1.8.0-ibm-1:1.8.0.6.15-1.el8_2
1.8.0-ibm-1:1.8.0.6.15-1.el8_2
redhat/java<11-openjdk-1:11.0.8.10-0.el8_0
11-openjdk-1:11.0.8.10-0.el8_0
redhat/java<1.8.0-openjdk-1:1.8.0.262.b10-0.el8_0
1.8.0-openjdk-1:1.8.0.262.b10-0.el8_0
redhat/java<11-openjdk-1:11.0.8.10-0.el8_1
11-openjdk-1:11.0.8.10-0.el8_1
redhat/java<1.8.0-openjdk-1:1.8.0.262.b10-0.el8_1
1.8.0-openjdk-1:1.8.0.262.b10-0.el8_1
debian/openjdk-11
11.0.24+8-2~deb11u1
11.0.26+4-1~deb11u1
11.0.26+4-1
debian/openjdk-8
8u442-ga-2
IBM Cognos Controller<=IBM Cognos Controller 10.4.2
IBM Cognos Controller<=IBM Cognos Controller 10.4.0
Oracle OpenJDK 1.8.0=1.7.0-update261
Oracle OpenJDK 1.8.0=1.8.0-update251
Oracle OpenJDK 1.8.0=11.0.7
Oracle OpenJDK 1.8.0=14.0.1
Oracle JRE=1.8.0-update251
Fedora=31
Fedora=32
Ubuntu=16.04
Ubuntu=18.04
Ubuntu=20.04
SUSE Linux=15.1
SUSE Linux=15.2
Debian=9.0
Debian=11.0
NetApp 7-Mode Transition Tool
NetApp Active IQ Unified Manager>=7.3
NetApp Active IQ Unified Manager>=9.5
NetApp Cloud Backup
NetApp Cloud Secure Agent
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 E-Series SANtricity Unified Manager
NetApp SnapManager for SAP
NetApp SnapManager for Oracle
NetApp SteelStore Cloud Integrated Storage
NetApp StorageGrid>=9.0.0<=9.0.4
NetApp StorageGrid

Remedy

https://www.oracle.com/security-alerts/cpujul2020.html

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is CVE-2020-14577?

    CVE-2020-14577 is an unspecified vulnerability in Java SE related to the JSSE component that could allow an unauthenticated attacker with network access via TLS to compromise the affected system.

  • Which versions of Java SE are affected by CVE-2020-14577?

    The affected versions of Java SE are 7u261, 8u251, 11.0.7, and 14.0.1.

  • Is CVE-2020-14577 difficult to exploit?

    Yes, CVE-2020-14577 is considered a difficult vulnerability to exploit.

  • How can an attacker exploit CVE-2020-14577?

    An attacker with network access via TLS can exploit CVE-2020-14577.

  • What is the severity of CVE-2020-14577?

    CVE-2020-14577 has a severity level of low, with a score of 3.7.

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