{"cve":"CVE-2009-0921","nvd":{"published":"2009-03-25T01:30:00.530","modified":"2026-06-16T23:06:06.560","status":"Modified","description":"Multiple heap-based buffer overflows in OvCgi/Toolbar.exe in HP OpenView Network Node Manager (OV NNM) 7.01, 7.51, and 7.53 allow remote attackers to execute arbitrary code via (1) a long OvAcceptLang cookie, which triggers the error in ov.dll and ovwww.dll, or (2) a long Accept-Language HTTP header, which triggers the error in ovwww.dll or libovwww.so.4.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-119"],"references":["http://marc.info/?l=bugtraq&m=123791084113871&w=2","http://secunia.com/advisories/34444","http://www.coresecurity.com/content/openview-buffer-overflows","http://www.securityfocus.com/archive/1/502054/100/0/threaded","http://www.securityfocus.com/bid/34134"],"products":["hp:network_node_manager"],"source":"nvd","synced_at":"2026-10-19T19:53:23.791937413+00:00"},"epss":{"cve":"CVE-2009-0921","score":0.13236,"percentile":0.96379,"date":"2026-11-01"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}