CVE-2015-1788

Impact:
Moderate
Public Date:
2015-06-11
CWE:
CWE-835
Bugzilla:
1228600: CVE-2015-1788 OpenSSL: Malformed ECParameters causes infinite loop
It was reported that OpenSSL could enter an infinite loop when processing an ECParameters structure if the curve specified is over a specially malformed binary polynomial field. This can be used to perform denial of service attacks against any system which processes public keys, certificate requests or certificates, including TLS clients and TLS servers with client authentication enabled.

Find out more about CVE-2015-1788 from the MITRE CVE dictionary dictionary and NIST NVD.

Statement

Not vulnerable. This issue does not affect the versions of openssl package as shipped with Red Hat Enterprise Linux 5, 6 and 7.

CVSS v2 metrics

NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.

Base Score 4.3
Base Metrics AV:N/AC:M/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Affected Packages State

Platform Package State
Red Hat JBoss Web Server 3.0 openssl Not affected
Red Hat JBoss EWS 2 openssl Not affected
Red Hat JBoss EWS 1 openssl Not affected
Red Hat JBoss EAP 6 openssl Not affected
Red Hat Enterprise Linux 7 openssl098e Not affected
Red Hat Enterprise Linux 7 openssl Affected
Red Hat Enterprise Linux 6 openssl Not affected
Red Hat Enterprise Linux 6 openssl098e Not affected
Red Hat Enterprise Linux 5 openssl Not affected
Red Hat Enterprise Linux 5 openssl097a Not affected
Red Hat Enterprise Linux 4 openssl Not affected

Acknowledgements

Red Hat would like to thank the OpenSSL project for reporting this issue.

Last Modified