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TUCoPS :: HP/UX :: ciacm021.htm

Hewlett-Packard Remote Logic Flaw Vulnerability in rlpdaemon



M-021: Hewlett-Packard Remote Logic Flaw Vulnerability in rlpdaemon Privacy and Legal Notice

CIAC INFORMATION BULLETIN

M-021: Hewlett-Packard Remote Logic Flaw Vulnerability in rlpdaemon

[Hewlett-Packard Company Security Bulletin: #0176]

November 21, 2001 18:00 GMT

PROBLEM: A remote logic flaw vulnerability exists in rlpdaemon.
PLATFORM: HP9000 Servers running HP-UX releases 10.01, 10.10, 10.20, 11.00, and 11.11.
DAMAGE: This vulnerability may allow an attacker to remotely execute code with superuser privileges.
SOLUTION: Apply patches as outlined below.

VULNERABILITY
ASSESSMENT:
The risk is HIGH. The rlpdaemon is enabled by default and executed with superuser privilege. This vulnerability can be exploited remotely and without specific knowledge of the target's system configuration.

LINKS:  
  CIAC BULLETIN: http://www.ciac.org/ciac/bulletins/m-021.shtml

[***** Start Hewlett-Packard Company Security Bulletin: #0176 *****]

---------------------------------------------------------------
    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
    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".


 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--------------------------------------

[***** End Hewlett-Packard Company Security Bulletin: #0176 *****]


CIAC wishes to acknowledge the contributions of Hewlett-Packard Company and Internet Security System, Inc. X-Force for the information contained in this bulletin.
CIAC services are available to DOE, DOE Contractors, and the NIH. CIAC can be contacted at:

    Voice:          +1 925-422-8193 (7 x 24)

    FAX:            +1 925-423-8002

    STU-III:        +1 925-423-2604

    E-mail:          ciac@llnl.gov

    World Wide Web:  http://www.ciac.org/

                     http://ciac.llnl.gov

                     (same machine -- either one will work)

    Anonymous FTP:   ftp.ciac.org

                     ciac.llnl.gov

                     (same machine -- either one will work)


This document was prepared as an account of work sponsored by an agency of the United States Government. Neither the United States Government nor the University of California nor any of their employees, makes any warranty, express or implied, or assumes any legal liability or responsibility for the accuracy, completeness, or usefulness of any information, apparatus, product, or process disclosed, or represents that its use would not infringe privately owned rights. Reference herein to any specific commercial products, process, or service by trade name, trademark, manufacturer, or otherwise, does not necessarily constitute or imply its endorsement, recommendation or favoring by the United States Government or the University of California. The views and opinions of authors expressed herein do not necessarily state or reflect those of the United States Government or the University of California, and shall not be used for advertising or product endorsement purposes.
UCRL-MI-119788
[Privacy and Legal Notice]


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