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opensslOpenSSLOPENSSL:CVE-2014-5139
HistoryAug 06, 2014 - 12:00 a.m.

Vulnerability in OpenSSL - Crash with SRP ciphersuite in Server Hello message

2014-08-0600:00:00
www.openssl-library.org
21

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

AI Score

3.7

Confidence

High

EPSS

0.05

Percentile

92.8%

A crash was found affecting SRP ciphersuites used in a Server Hello message. The issue affects OpenSSL clients and allows a malicious server to crash the client with a null pointer dereference (read) by specifying an SRP ciphersuite even though it was not properly negotiated with the client. This could lead to a Denial of Service.

Found by Joonas Kuorilehto and Riku Hietamรคki (Codenomicon).

Affected configurations

Vulners
Node
opensslopensslRange1.0.1โ€“1.0.1i
VendorProductVersionCPE
opensslopenssl*cpe:2.3:a:openssl:openssl:*:*:*:*:*:*:*:*

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

AI Score

3.7

Confidence

High

EPSS

0.05

Percentile

92.8%