Public Date:
2016-A-0230, 2016-B-0160
1330101: CVE-2016-2109 openssl: ASN.1 BIO handling of large amounts of data
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
Unless explicitly stated as not affected, all previous versions of packages in any minor update stream of a product listed here should be assumed vulnerable, although may not have been subject to full analysis.

External References

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