OpenSSL < 0.9.6l Denial of Service

medium Nessus Plugin ID 17749

Synopsis

The remote server is vulnerable to a denial of service attack.

Description

According to its banner, the remote server is running a version of OpenSSL that is earlier than 0.9.6l.

A remote attacker can trigger a denial of service by using an invalid client certificate.

Solution

Upgrade to OpenSSL 0.9.6l or later.

See Also

https://www.openssl.org/news/secadv/20031104.txt

https://marc.info/?l=bugtraq&m=106796246511667&w=2

Plugin Details

Severity: Medium

ID: 17749

File Name: openssl_0_9_6l.nasl

Version: 1.11

Type: combined

Agent: windows, macosx, unix

Family: Web Servers

Published: 1/4/2012

Updated: 8/22/2023

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2003-0851

Vulnerability Information

CPE: cpe:/a:openssl:openssl

Required KB Items: installed_sw/OpenSSL

Exploit Ease: No known exploits are available

Patch Publication Date: 11/4/2003

Vulnerability Publication Date: 11/4/2003

Reference Information

CVE: CVE-2003-0851

BID: 8970

CERT: 412478