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AUSCERT External Security Bulletin Redistribution
ESB-2002.120 -- HP Support Information Digests
HPSBUX0202-185 Sec. Vulnerability with HP AdvanceStack hubs (rev.2)
8 March 2002
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AusCERT Security Bulletin Summary
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Product: AdvanceStack Switching Hubs
Vendor: Microsoft
Operating System: Firmware version A.03.07 and earlier
Impact: Increased Privileges
Access Required: Remote
Ref: ESB-2002.096
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Document ID: HPSBUX0202-185
Date Loaded: 20020212
Title: Sec. Vulnerability with HP AdvanceStack hubs (rev.2)
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HEWLETT-PACKARD COMPANY SECURITY ADVISORY: #0185,
Originally issued: 12 Feb. 2002
Last revised: 5 Mar. 2002
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The information in the following Security Advisory should be acted
upon as soon as possible. Hewlett-Packard Company will not be
liable for any consequences to any customer resulting from customer's
failure to fully implement instructions in this Security Advisory as
soon as possible.
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PROBLEM: Security vulnerability when managing HP Switching
Hubs with a web browser.
**REVISED 01**
PLATFORM: HP AdvanceStack J3200A, J3201A, J3202A, J3203A, J3204A,
--->> J3205A, J3210A with firmware version A.03.07 and
--->> earlier.
DAMAGE: Gain elevated privileges
SOLUTION: Until a fix is available, work around the problem as
documented below.
MANUAL ACTIONS: Disable web access or remove the management IP
address.
AVAILABILITY: This advisory will be updated when a fix is
available.
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A. Background
The following are vulnerable:
J3210A -- HP AdvanceStack 10BT Management Pack Module for use
with HP AdvanceStack Switching Hubs
J3200A -- HP Advancestack 10Base-T S Hub-12R*
J3201A -- HP AdvanceStack 10BT-S Hub-12R w/Mgmt
J3202A -- HP AdvanceStack 10Base-T S Hub-24R*
J3203A -- HP AdvanceStack 10BT-S Hub-24R w/Mgmt
J3204A -- HP AdvanceStack 10Base-T S Hub-24T*
J3205A -- HP AdvanceStack 10BT-S Hub-24T w/Mgmt
* This product is not affected unless J3210A is installed within.
**REVISED 01**
-->> The vulnerable firmware version is A.03.07 and earlier.
B. Fixing the problem
There are two ways to work around the problem:
1. Disable web access using telnet or RS-232 interface
a. Telnet or console into switch
b. Type "me" for menu
c. Hit "2" for Management Access Configuration
d. Hit "6" for Web enable/disable (verify it is disabled)
2. Remove the management IP address
a. Telnet or console into switch
b. Type "me" for menu
c. Hit "2" for Management Access Configuration
d. Hit "1" for IP Configuration
e. Hit "Y" to Change the IP configuration
f. Choose "D" to disable segment
g. Choose "D" to Disable (and verify it is disabled)
(Repeat F and G for each IP assigned-segment as necessary.)
NOTE! Disabling IP while connected via telnet will disconnect
your session.
C. Recommended solution
Until a fix is available work around the problem by either
disabling web access or removing the management IP address.
D. To subscribe to automatically receive future NEW HP Security
Bulletins from the HP IT Resource Center via electronic
mail, do the following:
Use your browser to get to the HP IT Resource Center page
at:
http://itrc.hp.com
Use the 'Login' tab at the left side of the screen to login
using your ID and password. Use your existing login or the
"Register" button at the left to create a login, in order to
gain access to many areas of the ITRC. Remember to save the
User ID assigned to you, and your password.
In the left most frame select "Maintenance and Support".
Under the "Notifications" section (near the bottom of
the page), select "Support Information Digests".
To -subscribe- to future HP Security Bulletins or other
Technical Digests, click the check box (in the left column)
for the appropriate digest and then click the "Update
Subscriptions" button at the bottom of the page.
or
To -review- bulletins already released, select the link
(in the middle column) for the appropriate digest.
To -gain access- to the Security Patch Matrix, select
the link for "The Security Bulletins Archive". (near the
bottom of the page) Once in the archive the third link is
to the current Security Patch Matrix. Updated daily, this
matrix categorizes security patches by platform/OS release,
and by bulletin topic. Security Patch Check completely
automates the process of reviewing the patch matrix for
11.XX systems.
For information on the Security Patch Check tool, see:
http://www.software.hp.com/cgi-bin/swdepot_parser.cgi/cgi/
displayProductInfo.pl?productNumber=B6834AA"
The security patch matrix is also available via anonymous
ftp:
ftp.itrc.hp.com:~ftp/export/patches/hp-ux_patch_matrix
On the "Support Information Digest Main" page:
click on the "HP Security Bulletin Archive".
E. To report new security vulnerabilities, send email to
security-alert@hp.com
Please encrypt any exploit information using the
security-alert PGP key, available from your local key
server, or by sending a message with a -subject- (not body)
of 'get key' (no quotes) to security-alert@hp.com.
Permission is granted for copying and circulating this
Advisory to Hewlett-Packard (HP) customers (or the Internet
community) for the purpose of alerting them to problems,
if and only if, the Advisory is not edited or changed in
any way, is attributed to HP, and provided such reproduction
and/or distribution is performed for non-commercial purposes.
Any other use of this information is prohibited. HP is not
liable for any misuse of this information by any third party.
__________________________________________________________________
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