MSN Messenger Malformed Invite Request Remote DoS

Medium Nessus Network Monitor Plugin ID 1267


The remote host is vulnerable to a Denial of Service (DoS) attack


The remote host is running Microsoft MSN Messenger. Certain versions of MSN messenger are vulnerable to a Denial of Service attack. Specifically, a message received with a malformed invite request containing HTML-encoded space characters (%20) in the Invitation-Cookie field may cause an MSN client to crash. A remote attacker may use this vulnerability to create a Denial of Service attack.


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Plugin Details

Severity: Medium

ID: 1267

File Name: 1267.prm

Published: 2004/08/20

Modified: 2016/02/05

Risk Information

Risk Factor: Medium


Base Score: 4.3

Temporal Score: 3.7

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

Temporal Vector: CVSS2#E:U/RL:U/RC:ND


Base Score: 3.6

Temporal Score: 3.3


Temporal Vector: CVSS3#E:U/RL:U/RC:X

Vulnerability Information

CPE: cpe:/a:microsoft:msn_messenger

Reference Information

CVE: CVE-2002-1831

BID: 4827