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The CGI scripts in HP OpenView Network Node Manager (OV NNM) 7.51 and 7.53 do not properly validate an unspecified parameter, which allows remote attackers to execute arbitrary commands by using a command string for this parameter's value, related to a "command injection vulnerability."
Use CWE-78, Hp vendor hub and Openview Network Node Manager product page to widen CVE-2011-0271 into its surrounding weakness, vendor, and product context.
Compare it with CVE-2011-3167, CVE-2011-3166 and CVE-2011-3165 for nearby disclosures in the same product family. Additional editorial context is available in Why “Low” and “Medium” CVEs Still Breach Networks.