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____________________________________________________________________________
SGI Security Advisory
Title: IRIX ftpd ftp_syslog issue with anonymous FTP
Number: 20040401-01-P
Date: April 2, 2004
Reference: SGI BUGs 893718 899364 909172
Fixed in: Patches 5525 & 5547 for IRIX 6.5.20-6.5.23
______________________________________________________________________________
SGI provides this information freely to the SGI user community for its
consideration, interpretation, implementation and use. SGI recommends
that this information be acted upon as soon as possible.
SGI provides the information in this Security Advisory on an "AS-IS"
basis only, and disclaims all warranties with respect thereto, express,
implied or otherwise, including, without limitation, any warranty of
merchantability or fitness for a particular purpose. In no event shall
SGI be liable for any loss of profits, loss of business, loss of data or
for any indirect, special, exemplary, incidental or consequential
damages
of any kind arising from your use of, failure to use or improper use of
any of the instructions or information in this Security Advisory.
_____________________________________________________________________________
- -----------------------
- --- Issue Specifics ---
- -----------------------
It has been reported thru various channel that there are several
security issues affecting ftpd on IRIX.
* win2k -> irix ftpd hangs indefinitely on link failure (SGI BUG 893718)
* ftpd DoS possible involving PORT mode (SGI BUG 899364)
* ftpd's ftp_syslog() doesn't work with anonymous FTP (SGI BUG 909172)
SGI has investigated the issue and recommends the following steps for
resolving this issue. It is HIGHLY RECOMMENDED that these measures
be implemented on ALL vulnerable SGI systems. This issue has been
corrected in future releases of IRIX.
- --------------
- --- Impact ---
- --------------
To determine the version of IRIX you are running, execute the following
command:
# /bin/uname -R
That will return a result similar to the following:
# 6.5 6.5.21f
The first number ("6.5") is the release name, the second ("6.5.21f" in
this case) is the extended release name. The extended release name
is the "version" we refer to throughout this document.
- ----------------
- --- Solution ---
- ----------------
SGI has provided a series of patches for these vulnerabilities. Our
recommendation is to upgrade to IRIX 6.5.23, or install the appropriate
patches.
OS Version Vulnerable? Patch # Other Actions
- ---------- ----------- ------- -------------
IRIX 3.x unknown Note 1
IRIX 4.x unknown Note 1
IRIX 5.x unknown Note 1
IRIX 6.0.x unknown Note 1
IRIX 6.1 unknown Note 1
IRIX 6.2 unknown Note 1
IRIX 6.3 unknown Note 1
IRIX 6.4 unknown Note 1
IRIX 6.5 unknown Note 1
IRIX 6.5.1 unknown Note 1
IRIX 6.5.2 unknown Note 1
IRIX 6.5.3 unknown Note 1
IRIX 6.5.4 unknown Note 1
IRIX 6.5.5 unknown Note 1
IRIX 6.5.6 unknown Note 1
IRIX 6.5.7 unknown Note 1
IRIX 6.5.8 unknown Note 1
IRIX 6.5.9 unknown Note 1
IRIX 6.5.10 unknown Note 1
IRIX 6.5.11 unknown Note 1
IRIX 6.5.12 unknown Note 1
IRIX 6.5.13 unknown Note 1
IRIX 6.5.14 unknown Note 1
IRIX 6.5.15 unknown Note 1
IRIX 6.5.16 unknown Note 1
IRIX 6.5.17 unknown Note 1
IRIX 6.5.18 unknown Note 1
IRIX 6.5.19 unknown Note 1
IRIX 6.5.20 yes 5547 Notes 2 & 3
IRIX 6.5.21 yes 5547 Notes 2 & 3
IRIX 6.5.22 yes 5525 Notes 2 & 3
IRIX 6.5.23 yes 5525 Notes 2 & 3
NOTES
1) This version of the IRIX operating system is not actively supported.
Upgrade to an actively supported IRIX operating system.
See http://support.sgi.com/ for more information.
2) If you have not received an IRIX 6.5.X CD for IRIX 6.5, contact
your SGI Support Provider or URL: http://support.sgi.com/
3) Install the required patch(es) based on your operating release.
##### Patch File Checksums ####
The actual patch will be a tar file containing the following files:
Filename: README.patch.5525
Algorithm #1 (sum -r): 06398 8 README.patch.5525
Algorithm #2 (sum): 28729 8 README.patch.5525
MD5 checksum: A20B4512C3CFAF544643FED09320F128
Filename: patchSG0005525
Algorithm #1 (sum -r): 33692 2 patchSG0005525
Algorithm #2 (sum): 36945 2 patchSG0005525
MD5 checksum: 3EA1499EE34D1A1652B2EE1A9CE9D195
Filename: patchSG0005525.eoe_sw
Algorithm #1 (sum -r): 49176 111 patchSG0005525.eoe_sw
Algorithm #2 (sum): 47852 111 patchSG0005525.eoe_sw
MD5 checksum: AF27B0DBDBC5BFB7ABC099F7D51B838F
Filename: patchSG0005525.idb
Algorithm #1 (sum -r): 04858 1 patchSG0005525.idb
Algorithm #2 (sum): 34396 1 patchSG0005525.idb
MD5 checksum: 685DFC1216755006DE71AA809D7AF0A1
Filename: README.patch.5547
Algorithm #1 (sum -r): 34292 8 README.patch.5547
Algorithm #2 (sum): 35757 8 README.patch.5547
MD5 checksum: B15A4CBDC1F98D5933669E1F3A9CAA5B
Filename: patchSG0005547
Algorithm #1 (sum -r): 36421 2 patchSG0005547
Algorithm #2 (sum): 44863 2 patchSG0005547
MD5 checksum: 782D17CDAC3A473EF1D2C156EB111469
Filename: patchSG0005547.eoe_sw
Algorithm #1 (sum -r): 24846 110 patchSG0005547.eoe_sw
Algorithm #2 (sum): 52180 110 patchSG0005547.eoe_sw
MD5 checksum: 8F0D09D2D27BF6CFFCD9AF0AB92997DC
Filename: patchSG0005547.idb
Algorithm #1 (sum -r): 64332 1 patchSG0005547.idb
Algorithm #2 (sum): 34475 1 patchSG0005547.idb
MD5 checksum: 32AA39F06EA881A5336252F7868BC341
- -------------
- --- Links ---
- -------------
SGI Security Advisories can be found at:
http://www.sgi.com/support/security/ and
ftp://patches.sgi.com/support/free/security/advisories/
Red Hat Errata: Security Alerts, Bugfixes, and Enhancements
http://www.redhat.com/apps/support/errata/
SGI Advanced Linux Environment security updates can found on:
ftp://oss.sgi.com/projects/sgi_propack/download/
SGI patches can be found at the following patch servers:
http://support.sgi.com/
The primary SGI anonymous FTP site for security advisories and
security patches is ftp://patches.sgi.com/support/free/security/
- -----------------------------------------
- --- SGI Security Information/Contacts ---
- -----------------------------------------
If there are questions about this document, email can be sent to
security-info@private
------oOo------
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______________________________________________________________________________
This information is provided freely to all interested parties
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This archive was generated by hypermail 2b30 : Fri Apr 02 2004 - 20:42:29 PST