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AUSCERT Security Bulletin
EMC Avamar Vulnerability
31 May 2010
AusCERT Security Bulletin Summary
Product: Avamar 4.1.x
Operating System: HP-UX
Mac OS X
Impact/Access: Denial of Service -- Remote/Unauthenticated
CVE Names: CVE-2010-1919
Member content until: Wednesday, June 30 2010
EMC has released an advisory correcting a denial of service
vulnerability in EMC Avamar versions 4.1.x and 5.0.
The vendor has provided the following information regarding this
A vulnerability exists in EMC Avamar which can be exploited by an
unauthenticated remote user to cause denial of service.
The vulnerability in EMC Avamar may allow a remote unauthenticated
user to send a specially-crafted message over TCP to hang gsan
service causing denial of service condition on the Avamar grid.
As a result, the affectedÂ Â grid would require a system reboot to
clear the problem." 
The vendor recommends applying the following:
- a patch (#18975) which is available for Avamar 4.1.x;
- a fix which is available in 5.0 SP1.
The vendor requires customers to contact EMC Customer Service
to have these fixes applied. 
 ESA-2010-007: EMC Avamar Denial Of Service Vulnerability
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:
Australian Computer Emergency Response Team
The University of Queensland
Internet Email: email@example.com
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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