MS KB821724: ISA Server 2000 May Send Basic Credentials Over an External HTTP Connection

Medium Nessus Plugin ID 18491


The remote service is vulnerable to information disclosure.


The remote ISA server is configured in such a way that it may send Basic authentication credentials over an insecure connection.


Upgrade to the latest version of ISA or apply the patch referenced in KB821724.

See Also

Plugin Details

Severity: Medium

ID: 18491

File Name: smb_nt_kb821724.nasl

Version: $Revision: 1.16 $

Type: local

Agent: windows

Family: Windows

Published: 2005/06/14

Modified: 2017/08/30

Dependencies: 13855

Risk Information

Risk Factor: Medium


Base Score: 5

Temporal Score: 4.3

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

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

Vulnerability Information

CPE: cpe:/o:microsoft:windows, cpe:/a:microsoft:isa_server:2000

Required KB Items: SMB/registry_full_access, SMB/WindowsVersion

Exploit Available: true

Exploit Ease: No exploit is required

Vulnerability Publication Date: 2005/06/14

Reference Information

BID: 13955

OSVDB: 17342

MSKB: 821724