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             AUSCERT External Security Bulletin Redistribution

       ESB-2001.496 -- HP Support Information Digests HPSBUX0111-176
                      Sec. Vulnerability in rlpdaemon
                             22 November 2001

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:                rlpdaemon
Vendor:                 Hewlett-Packard
Operating System:       HP-UX 10.01
                        HP-UX 10.10
                        HP-UX 10.20
                        HP-UX 11.00
                        HP-UX 11.11
Platform:               HP9000
Impact:                 Root Compromise
Access Required:        Remote

Ref:                    ESB-2001.492

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Document ID:  HPSBUX0111-176
Date Loaded:  20011120
      Title:  Sec. Vulnerability in rlpdaemon

- ---------------------------------------------------------------
    HEWLETT-PACKARD COMPANY SECURITY BULLETIN: #0176,
    Originally issued: 20 November '01
 ---------------------------------------------------------------

The information in the following Security Bulletin 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 Bulletin as soon as possible.

 ---------------------------------------------------------------
PROBLEM:  An rlpdaemon logic flaw vulnerability has been
          reported to us that may allow a remote or local
          attacker to execute arbitrary code with superuser
          privilege.

PLATFORM: HP9000 Servers running HP-UX releases 10.01, 10.10,
          10.20, 11.00, and 11.11.

DAMAGE:   Unauthorized access, increased privileges.

SOLUTION: Apply the appropriate patch:
                   10.01         PHCO_25107,
                   10.10         PHCO_25108,
                   10.20         PHCO_25109,
                   11.00         PHCO_25110,
                   11.11         PHCO_25111.

MANUAL ACTIONS: None

AVAILABILITY: All patches are available now.
              The Common Vulnerabilities and Exposures (CVE)
              project has assigned the name CAN-2001-0817 to
              this issue.
 ---------------------------------------------------------------
 A. Background
    A remotely exploitable buffer overflow in rlpdaemon has been
    reported to HP.

 B. Recommended solution
    The problem can be resolved by application of one of these
    patches to the appropriate HP-UX release:
                   10.01         PHCO_25107,
                   10.01         PHCO_25107,
                   10.10         PHCO_25108,
                   10.20         PHCO_25109,
                   11.00         PHCO_25110,
                   11.11         PHCO_25111.

    NOTE: HP-UX 10.24 and 11.04 (VVOS) are not vulnerable.

 C. 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
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    In the left most frame select "Maintenance and Support".

    Under the "Notifications" section (near the bottom of
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    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".


 D. 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
    Bulletin to Hewlett-Packard (HP) customers (or the Internet
    community) for the purpose of alerting them to problems,
    if and only if, the Bulletin 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.
 ________________________________________________________________
- -----End of Document ID:  HPSBUX0111-176--------------------------------------

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