The JGSS component of OpenJDK ignores the value of the javax.security.auth.useSubjectCredsOnly property when using HTTP/SPNEGO authentication and always uses global credentials. It was discovered that this could cause global credentials to be unexpectedly used by an untrusted Java application.
Find out more about CVE-2018-2634 from the MITRE CVE dictionary dictionary and NIST NVD.
| CVSS3 Base Score | 6.8 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N |
| Attack Vector | Network |
| Attack Complexity | High |
| Privileges Required | None |
| User Interaction | None |
| Scope | Changed |
| Confidentiality | High |
| Integrity Impact | None |
| Availability Impact | None |
| Platform | Errata | Release Date |
|---|---|---|
| Oracle Java for Red Hat Enterprise Linux 6 (java-1.8.0-oracle) | RHSA-2018:0099 | 2018-01-18 |
| Red Hat Enterprise Linux 6 (java-1.7.0-openjdk) | RHSA-2018:0349 | 2018-02-26 |
| Oracle Java for Red Hat Enterprise Linux 7 (java-1.7.0-oracle) | RHSA-2018:0100 | 2018-01-18 |
| Red Hat Satellite 5.8 (RHEL v.6) (java-1.8.0-ibm) | RHSA-2018:1463 | 2018-05-15 |
| Red Hat Enterprise Linux Supplementary (v. 7) (java-1.8.0-ibm) | RHSA-2018:0351 | 2018-02-26 |
| Red Hat Satellite 5.6 (RHEL v.6) (java-1.7.1-ibm) | RHSA-2018:1812 | 2018-06-07 |
| Red Hat Enterprise Linux Supplementary (v. 6) (java-1.7.1-ibm) | RHSA-2018:0521 | 2018-03-14 |
| Red Hat Enterprise Linux 7 (java-1.8.0-openjdk) | RHSA-2018:0095 | 2018-01-17 |
| Red Hat Enterprise Linux Supplementary (v. 7) (java-1.7.1-ibm) | RHSA-2018:0458 | 2018-03-07 |
| Red Hat Enterprise Linux Supplementary (v. 6) (java-1.8.0-ibm) | RHSA-2018:0352 | 2018-02-26 |
| Red Hat Satellite 5.7 (RHEL v.6) (java-1.7.1-ibm) | RHSA-2018:1812 | 2018-06-07 |
| Oracle Java for Red Hat Enterprise Linux 6 (java-1.7.0-oracle) | RHSA-2018:0100 | 2018-01-18 |
| Red Hat Enterprise Linux 6 (java-1.8.0-openjdk) | RHSA-2018:0095 | 2018-01-17 |
| Red Hat Enterprise Linux 7 (java-1.7.0-openjdk) | RHSA-2018:0349 | 2018-02-26 |
| Oracle Java for Red Hat Enterprise Linux 7 (java-1.8.0-oracle) | RHSA-2018:0099 | 2018-01-18 |
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