OpenSSL Heartbeat Information Disclosure (Heartbleed)

high Log Correlation Engine Plugin ID 801617
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Synopsis

The remote service is affected by an information disclosure
vulnerability.

Description

Versions of OpenSSL 1.0.1 prior to 1.0.1g may contain the following vulnerability:

 - A missing bounds check in the handling of the TLS heartbeat extension can be
used to reveal up to 64k of memory to a connected client or server. (CVE-2014-0160)

Solution

Upgrade to OpenSSL 1.0.1g or later.

Alternatively, recompile OpenSSL with the '-DOPENSSL_NO_HEARTBEATS'
flag to disable the vulnerable functionality.

See Also

http://heartbleed.com/

http://eprint.iacr.org/2014/140

http://www.openssl.org/news/vulnerabilities.html#2014-0160

Plugin Details

Severity: High

ID: 801617

Family: Web Servers

Nessus ID: 73412, 73404

Risk Information

CVSS v2

Risk Factor: High

Base Score: 9.4

Temporal Score: 8.2

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:N

Temporal Vector: CVSS2#E:ND/RL:OF/RC:C

Reference Information

CVE: CVE-2014-0160

OSVDB: 105465