It was discovered that OpenSSL did not always use constant time operations when computing Digital Signature Algorithm (DSA) signatures. A local attacker could possibly use this flaw to obtain a private DSA key belonging to another user or service running on the same system.
Find out more about CVE-2016-2178 from the MITRE CVE dictionary dictionary and NIST NVD.
| Base Score | 1.9 |
|---|---|
| Base Metrics | AV:L/AC:M/Au:N/C:P/I:N/A:N |
| Access Vector | Local |
| Access Complexity | Medium |
| Authentication | None |
| Confidentiality Impact | Partial |
| Integrity Impact | None |
| Availability Impact | None |
| CVSS3 Base Score | 5.1 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N |
| Attack Vector | Local |
| Attack Complexity | High |
| Privileges Required | None |
| User Interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity Impact | None |
| Availability Impact | None |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat JBoss Enterprise Application Platform 6.4 | RHSA-2017:1659 | 2017-06-28 |
| Red Hat JBoss Enterprise Application Platform 6 for RHEL 6 Server (jbcs-httpd24-openssl) | RHSA-2017:1658 | 2017-06-28 |
| Red Hat Enterprise Linux 6 (openssl) | RHSA-2016:1940 | 2016-09-27 |
| Red Hat JBoss Core Services on RHEL 7 Server | RHSA-2017:0194 | 2017-01-25 |
| Red Hat Enterprise Linux 7 (openssl) | RHSA-2016:1940 | 2016-09-27 |
| Red Hat JBoss Core Services 1 | RHSA-2016:2957 | 2016-12-15 |
| Red Hat JBoss Enterprise Application Platform 6.3 for RHEL 7 Server (jbcs-httpd24-openssl) | RHSA-2017:1658 | 2017-06-28 |
| Red Hat JBoss Core Services on RHEL 6 Server | RHSA-2017:0193 | 2017-01-25 |
| Platform | Package | State |
|---|---|---|
| Red Hat JBoss Web Server 3.0 | openssl | Fix deferred |
| Red Hat JBoss EWS 2 | openssl | Will not fix |
| Red Hat JBoss EWS 1 | openssl | Will not fix |
| Red Hat Enterprise Linux 7 | openssl098e | Will not fix |
| Red Hat Enterprise Linux 6 | openssl098e | Will not fix |
| Red Hat Enterprise Linux 5 | openssl | Will not fix |
| Red Hat Enterprise Linux 5 | openssl097a | Will not fix |
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