SSH1 CRC-32 detect_attack Function Overflow

critical Nessus Network Monitor Plugin ID 1980

Synopsis

The remote host is vulnerable to a buffer overflow.

Description

The remote host is using a version of SSH.com's SSH older than version 1.2.32 or a version of OpenSSH older than 2.3.0. These versions are vulnerable to a buffer overflow that may allow an attacker to obtain a root shell on this host.

Solution

Upgrade to SSH.com's SSH 1.2.32 or OpenSSH 2.3.0 or higher.

See Also

http://www.core-sdi.com/advisories/ssh1_deattack.htm

Plugin Details

Severity: Critical

ID: 1980

Family: SSH

Published: 8/20/2004

Updated: 3/6/2019

Nessus ID: 10607

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 8.3

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

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 9.1

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:F/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:openbsd:openssh

Reference Information

CVE: CVE-2001-0144

BID: 2347