LSH lshd parse_kexinit() Function Malformed Key Exchange Message Remote DoS

medium Nessus Plugin ID 17352

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Synopsis

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

Description

The remote host is running Lysator's LSH, a version of Secure Shell (SSH) that is available for Unix-like platforms. This version of LSH is reportedly vulnerable to a denial of service attack.

An attacker can exploit this issue by sending a malformed key exchange message.

Solution

Upgrade to LSH 2.0.1 or later.

Plugin Details

Severity: Medium

ID: 17352

File Name: lsh_dos.nasl

Version: 1.11

Type: remote

Family: Denial of Service

Published: 3/17/2005

Updated: 7/14/2018

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.4

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

Vulnerability Information

CPE: cpe:/a:lysator:lsh

Exploit Ease: No known exploits are available

Vulnerability Publication Date: 3/16/2005

Reference Information

CVE: CVE-2005-0814

BID: 12829

Detections

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