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opensslOpenSSLOPENSSL:CVE-2015-0291
HistoryMar 19, 2015 - 12:00 a.m.

Vulnerability in OpenSSL CVE-2015-0291

2015-03-1900:00:00
www.openssl.org
31

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

AI Score

8.3

Confidence

High

EPSS

0.901

Percentile

98.9%

ClientHello sigalgs DoS. If a client connects to an OpenSSL 1.0.2 server and renegotiates with an invalid signature algorithms extension a NULL pointer dereference will occur. This can be exploited in a DoS attack against the server.

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

AI Score

8.3

Confidence

High

EPSS

0.901

Percentile

98.9%