{"cve":"CVE-2011-3142","nvd":{"published":"2011-08-16T21:55:01.273","modified":"2026-06-16T23:32:44.487","status":"Modified","description":"Stack-based buffer overflow in an ActiveX control in KVWebSvr.dll in WellinTech KingView 6.52 and 6.53 allows remote attackers to execute arbitrary code via a long second argument to the ValidateUser method.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-119"],"references":["http://www.cnvd.org.cn/vulnerability/CNVD-2011-04541","http://www.exploit-db.com/exploits/16936","http://www.kingview.com/news/detail.aspx?contentid=537","http://www.osvdb.org/72889","http://www.scadahacker.com/exploits-wellintech-kvwebsvr.html"],"products":["wellintech:kingview"],"source":"nvd","synced_at":"2026-10-19T19:58:50.521460154+00:00"},"epss":{"cve":"CVE-2011-3142","score":0.38356,"percentile":0.98567,"date":"2026-10-31"},"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."]}