OpenSSL < 0.9.8i Denial of Service

medium Nessus Plugin ID 17761
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Synopsis

The remote server is affected by a denial of service vulnerability.

Description

According to its banner, the remote server is running a version of OpenSSL that is earlier than 0.9.8i.

A remote attacker can crash the server by sending a DTLS ChangeCipherSpec packet before the ClientHello.

Solution

Upgrade to OpenSSL 0.9.8i or later.

See Also

http://cvs.openssl.org/chngview?cn=17369

https://rt.openssl.org/Ticket/Display.html?id=1679&user=guest&pass=guest

Plugin Details

Severity: Medium

ID: 17761

File Name: openssl_0_9_8i.nasl

Version: 1.13

Type: remote

Family: Web Servers

Published: 1/4/2012

Updated: 11/15/2018

Dependencies: openssl_version.nasl

Risk Information

VPR

Risk Factor: Medium

Score: 5.1

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 4.1

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

Temporal Vector: E:F/RL:OF/RC:C

Vulnerability Information

CPE: cpe:/a:openssl:openssl

Required KB Items: openssl/port

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 9/15/2008

Vulnerability Publication Date: 4/23/2009

Exploitable With

Core Impact

Reference Information

CVE: CVE-2009-1386

BID: 35174

EDB-ID: 8873