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: 2004/08/20

Modified: 2016/01/19

Dependencies: 1967, 3059

Nessus ID: 10607

Risk Information

Risk Factor: Critical

CVSSv2

Base Score: 10

Temporal Score: 8.3

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

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

CVSSv3

Base Score: 9.8

Temporal Score: 9.1

Vector: CVSS3#AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS3#E:F/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:openbsd:openssh

Reference Information

CVE: CVE-2001-0144

BID: 2347