CVE-2015-0291

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

19/03/2015

Last modified:

12/04/2025

Description

The sigalgs implementation in t1_lib.c in OpenSSL 1.0.2 before 1.0.2a allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) by using an invalid signature_algorithms extension in the ClientHello message during a renegotiation.

Impact

Vector 2.0

AV:N/AC:L/Au:N/C:N/I:N/A:P CVSS v2.0 Severity and Metrics:

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Physical

Base Score 2.0

5.00

Severity 2.0

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:openssl:openssl:1.0.2:::::::*
cpe:2.3:a:openssl:openssl:1.0.2:beta1::::::
cpe:2.3:a:openssl:openssl:1.0.2:beta2::::::
cpe:2.3:a:openssl:openssl:1.0.2:beta3::::::

To consult the complete list of CPE names with products and versions, see this page

CPE	From	Up to
cpe:2.3:a:openssl:openssl:1.0.2:::::::*
cpe:2.3:a:openssl:openssl:1.0.2:beta1::::::
cpe:2.3:a:openssl:openssl:1.0.2:beta2::::::
cpe:2.3:a:openssl:openssl:1.0.2:beta3::::::

CVE-2015-0291

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools