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EMC NetWorker 'nsrexecd' RPC Packet Denial of Service Vulnerability
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
This host is running EMC NetWorker and is prone to denial of service vulnerability.
Insight
Insight
The flaw is due to an error in the NetWorker Remote Exec Service (nsrexecd.exe), which fails to compute hash value when processing malformed RPC packets. Which could be exploited by remote attackers to crash an affected server which listens on some default ports in range 8000 to 9000 used for the RPC programs 390435 and 390436.
Affected Software
Affected Software
EMC NetWorker version 7.6 SP3 and prior
Solution
Solution
No known solution was made available for at least one year since the disclosure of this vulnerability. Likely none will be provided anymore. General solution options are to upgrade to a newer release, disable respective features, remove the product or replace the product by another one.