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TUCoPS :: HP/UX :: ciacl134.txt

CIAC L-134 HP Security Vulnerability In rlpdaemon


                       The U.S. Department of Energy
                     Computer Incident Advisory Center
                           ___  __ __    _     ___
                          /       |     /_\   /
                          \___  __|__  /   \  \___

                             INFORMATION BULLETIN

                    HP  Security Vulnerability in rlpdaemon

August 28, 2001 20:00 GMT                                         Number L-134
PROBLEM:       A remote buffer overflow conditions exists in the rlpdaemon 
PLATFORM:      HP9000 Series 700/800 running HP-UX releases 10.01,10.10, 
               10.20, 11.00, and 11.11. 
DAMAGE:        A remote party can obtain unauthorized access to the system and 
               gain root access. 
SOLUTION:      Apply the patches as specified in the HP bulletin 
VULNERABILITY  The risk is MEDIUM. The vulnerability has been discussed in 
ASSESSMENT:    public forums and root compromise capability exists. 
 CIAC Bulletin:     
 Internet Security Bulletin:

[******  Begin HP Bulletin  ******]

Digest Name:  daily security bulletins digest
    Created:  Tue Aug 28  3:00:03 PDT 2001

Table of Contents:

Document ID      Title
---------------  -----------
HPSBUX0108-163   Sec. Vulnerability in rlpdaemon

The documents are listed below.

Document ID:  HPSBUX0108-163
Date Loaded:  20010827
      Title:  Sec. Vulnerability in rlpdaemon

    Originally issued: 27 August '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:  Buffer overflow in rlpdaemon

PLATFORM: HP9000 Series 700/800 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_24697,
                   10.10         PHCO_24698,
                   10.20         PHCO_24699,
                   11.00         PHCO_24700,
                   11.11         PHCO_24701,
                   11.20         PHCO_24868.


AVAILABILITY: All patches are available now.
              Common Vulnerabilities and Exposures (CVE) project
              has assigned the name CAN-2001-0668 to this issue.
 A. Background
    A remotely exploitable buffer overflow in rlpdaemon has been
    reported to HP.

 B. Recommended solution
    The problem can be fully rectified by application of one of
    these patches to the appropriate HP-UX release:
                   10.01         PHCO_24697,
                   10.10         PHCO_24698,
                   10.20         PHCO_24699,
                   11.00         PHCO_24700,
                   11.11         PHCO_24701,
                   11.20         PHCO_24868.

    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

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

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    To -subscribe- to future HP Security Bulletins or other
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    To -review- bulletins already released, select the link
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    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
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    11.XX systems.

    For information on the Security Patch Check tool, see:"

    The security patch matrix is also available via anonymous

    On the "Support Information Digest Main" page:
    click on the "HP Security Bulletin Archive".

 D. To report new security vulnerabilities, send email to

    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

    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:  HPSBUX0108-163--------------------------------------

[******   End HP Bulletin   ******]


CIAC wishes to acknowledge the contributions of HEWLETT-PACKARD for the 
information contained in this bulletin.

CIAC, the Computer Incident Advisory Center, is the computer
security incident response team for the U.S. Department of Energy
(DOE) and the emergency backup response team for the National
Institutes of Health (NIH). CIAC is located at the Lawrence Livermore
National Laboratory in Livermore, California. CIAC is also a founding
member of FIRST, the Forum of Incident Response and Security Teams, a
global organization established to foster cooperation and coordination
among computer security teams worldwide.

CIAC services are available to DOE, DOE contractors, and the NIH. CIAC
can be contacted at:
    Voice:    +1 925-422-8193 (7x24)
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    STU-III:  +1 925-423-2604

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PLEASE NOTE: Many users outside of the DOE, ESnet, and NIH computing
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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
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