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AUSCERT Security Bulletin
ASB-2009.1076
Firmware released to fix a Denial of service vulnerability
in Xerox WorkCentre devices
8 September 2009
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AusCERT Security Bulletin Summary
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Product: Xerox WorkCentre 7232
Xerox WorkCentre 7242
Xerox WorkCentre 7328
Xerox WorkCentre 7335
Xerox WorkCentre 7345
Xerox WorkCentre 7346
Xerox WorkCentre 7425
Xerox WorkCentre 7428
Xerox WorkCentre 7435
Operating System: Network Appliance
Impact/Access: Denial of Service -- Remote/Unauthenticated
Resolution: Patch/Upgrade
Member content until: Thursday, October 8 2009
OVERVIEW
Xerox has released a security bulletin detailing a Denial of Service
vulnerability in the LPD protocol handling on multiple WorkCentre
devices.
IMPACT
The vendor supplied the following details:
"An LPD protocol handling vulnerability exists in the firmware for
the products listed below. If exploited, this vulnerability could
cause a denial of service by crashing the device, although power
cycling the device will recover from this attack. Customer and user
passwords are not exposed." [1]
MITIGATION
The vendor has supplied updated firmware for the affected WorkCentre
devices. Links to the appropriate updates for each model can be found
in the Xerox security bulletin. [1]
REFERENCES
[1] Xerox Security Bulletin XRX09-004 (PDF)
http://www.xerox.com/downloads/usa/en/c/cert_XRX09-004v1.0.pdf
AusCERT has made every effort to ensure that the information contained
in this document is accurate. However, the decision to use the information
described is the responsibility of each user or organisation. The decision to
follow or act on information or advice contained in this security bulletin is
the responsibility of each user or organisation, and should be considered in
accordance with your organisation's site policies and procedures. AusCERT
takes no responsibility for consequences which may arise from following or
acting on information or advice contained in this security bulletin.
If you believe that your computer system has been compromised or attacked in
any way, we encourage you to let us know by completing the secure National IT
Incident Reporting Form at:
http://www.auscert.org.au/render.html?it=3192
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Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072
Internet Email: auscert@auscert.org.au
Facsimile: (07) 3365 7031
Telephone: (07) 3365 4417 (International: +61 7 3365 4417)
AusCERT personnel answer during Queensland business hours
which are GMT+10:00 (AEST).
On call after hours for member emergencies only.
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