CVE Database›Document archive›CVE-2015-1788

CVE-2015-1788

OpenSSL: Malformed ECParameters causes infinite loop

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Severity

Moderate

Red Hat Product Security

4.3

CVSS 2.0

Review impact separately from score.

Published · June 11, 2015

Updated · August 5, 2026

Description

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.

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 score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 2.0 · 4.3
AV:N/AC:M/Au:N/C:N/I:N/A:P

CWE-835 · Loop with Unreachable Exit Condition ('Infinite Loop')