CVE-2010-1555

CVE-2010-1555 is a critical stack-based buffer overflow vulnerability in HP OpenView Network Node Manager (OV NNM) versions 7.01, 7.51, and 7.53, specifically within the getnnmdata.exe component. This flaw allows unauthenticated remote attackers to execute arbitrary code by supplying a specially crafted, invalid Hostname parameter. With a CVSS score of 10.0 and a FAUCET Risk Score of 99/100, its severity is extreme, enabling complete compromise of confidentiality, integrity, and availability with low attack complexity. While not listed in CISA's KEV catalog, public exploit modules are readily available in Metasploit and ExploitDB, indicating a high potential for exploitation, despite a lack of observed active exploitation or significant community discussion.