SSRT3496 Potential Security Vulnerability in rexec (rev.1)

SSRT3496 Potential Security Vulnerability in rexec (rev.1)

Post by Security Ale » Thu, 24 Jul 2003 23:48:53

Hash: SHA1

**REVISED 01**
 Originally issued: 29 April 2003
 Last revised: 22 July 2003
 SSRT3496 Potential Security Vulnerability in rexec

NOTICE: There are no restrictions for distribution of this
Bulletin provided that it remains complete and intact.

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: Potential buffer overflow in rexec(1)

IMPACT: Potential increase in privilege.

PLATFORM: HP-UX B.10.20, B.11.00, and B.11.04.

SOLUTION: B.10.20 - install PHCO_26158 or subsequent.
          B.11.00 - install PHCO_24723 or subsequent.
 -->      B.11.04 - install PHCO_29190 or subsequent.


AVAILABILITY: All patches are available.

CHANGE SUMMARY: Rev.01 - Added PHCO_26158.
                         Added PHCO_29190.
                         Added AFFECTED VERSIONS section.
 A. Background

    The SSRT thanks Davide Del Vecchio for
    reporting this potential vulnerability to HP.

    HP Tru64 UNIX is not vulnerable to this reported problem.

 --> The following is a list by HP-UX revision of
 --> affected filesets and the fileset revision or
 --> patch containing the fix.  To determine if a
 --> system has an affected version, search the
 --> output of "swlist -a revision -l fileset"
 --> for an affected fileset, then determine if
 --> a fixed revision or the applicable patch is
 --> installed.
 --> HP-UX B.11.04
 --> =============
 --> OS-Core.C-MIN
 --> fix: PHCO_29190 or subsequent
 --> HP-UX B.11.00
 --> =============
 --> OS-Core.C-MIN
 --> fix: PHCO_24723 or subsequent
 --> HP-UX B.10.20
 --> =============
 --> OS-Core.C-MIN
 --> fix: PHCO_26158 or subsequent

 B. Recommended solution

**REVISED 01**
 -->B.11.04 - Install PHCO_29190 or subsequent.
    B.11.00 - Install PHCO_24723 or subsequent.  PHCO_24723 has
              been superseded.  To find the recommended
              superseding patch and the latest superseding patch,
              search the technical knowledge base on
              for "PHCO_24723".
 -->B.10.20 - Install PHCO_26158.

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(c)Copyright 2003 Hewlett-Packard Company
Hewlett-Packard Company shall not be liable for technical or
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Version: PGP Personal Security 7.0.3


Yours truly,
HP S/W Security Team
WTEC Cupertino, California