[NT] EMC Legato Networker Remote Exec Service Stack Overflow Vulnerabilities

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EMC Legato Networker Remote Exec Service Stack Overflow Vulnerabilities


Vulnerabilities allow remote attackers to execute arbitrary code on
vulnerable installations of EMC Networker. Authentication is not required
to exploit this vulnerability.


Affected Products:
* Networker version 7.x.x

The specific flaws exist in the Networker Remote Exec Service,
nsrexecd.exe. The location of this service is available by querying the
SUNRPC portmapper on TCP port 111 for service #0x5f3e1, version 1. When
supplying a long invalid subcmd to a poll or a kill request, an
exploitable stack overflow vulnerability can occur within a call to

Vendor Response:
EMC has issued updates to correct this vulnerability. More details can be
found in knowledge base article esg83899 available from powerlink.emc.com.
EMC customers can further contact EMC Software Technical Support at

Disclosure Timeline:
2007.02.23 - Vulnerability reported to vendor
2007.08.16 - Digital Vaccine released to TippingPoint customers
2007.08.20 - Coordinated public release of advisory

CVE Information:


The information has been provided by <mailto:zdi-disclosures@xxxxxxxx>
The Zero Day Initiative (ZDI).
The original article can be found at:


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