CVE-2016-2109
A denial of service flaw was found in the way OpenSSL parsed certain ASN.1-encoded data from BIO (OpenSSL's I/O abstraction) inputs. An application using OpenSSL that accepts untrusted ASN.1 BIO input could be forced to allocate an excessive amount of data.
Find out more about CVE-2016-2109 from the MITRE CVE dictionary dictionary and NIST NVD.
CVSS v2 metrics
| Base Score | 1.9 |
|---|---|
| Base Metrics | AV:L/AC:M/Au:N/C:N/I:N/A:P |
| Access Vector | Local |
| Access Complexity | Medium |
| Authentication | None |
| Confidentiality Impact | None |
| Integrity Impact | None |
| Availability Impact | Partial |
CVSS v3 metrics
| CVSS3 Base Score | 4 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |
| Attack Vector | Local |
| Attack Complexity | Low |
| Privileges Required | None |
| User Interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity Impact | None |
| Availability Impact | Low |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
Red Hat Security Errata
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat JBoss Core Services 1 | RHSA-2016:2957 | 2016-12-15 |
| Red Hat Enterprise Linux 7 (openssl) | RHSA-2016:0722 | 2016-05-09 |
| Red Hat JBoss Enterprise Application Platform 6.4 | RHSA-2016:2056 | 2016-10-12 |
| Red Hat Enterprise Linux Extended Update Support 6.7 (openssl) | RHSA-2016:2073 | 2016-10-18 |
| Red Hat Enterprise Linux 6 (openssl) | RHSA-2016:0996 | 2016-05-10 |
Affected Packages State
| 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 | Not affected |
| Red Hat JBoss EAP 5 | openssl | Not affected |
| Red Hat Enterprise Linux 7 | openssl098e | Will not fix |
| Red Hat Enterprise Linux 6 | openssl098e | Will not fix |
| Red Hat Enterprise Linux 5 | openssl097a | Will not fix |
| Red Hat Enterprise Linux 5 | openssl | Will not fix |
| Red Hat Enterprise Linux 4 | openssl | Will not fix |
| Red Hat Enterprise Linux 4 | openssl096b | Will not fix |