{"cve":"CVE-2020-27383","nvd":{"published":"2021-06-09T19:15:09.093","modified":"2026-06-17T03:09:11.777","status":"Modified","description":"Battle.net.exe in Battle.Net 1.27.1.12428 suffers from an elevation of privileges vulnerability which can be used by an \"Authenticated User\" to modify the existing executable file with a binary of his choice. The vulnerability exist due to weak set of permissions being granted to the \"Authenticated Users Group\" which grants the (F) Flag aka \"Full Control\"","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-281"],"references":["https://github.com/FreySolarEye/CVE/blob/master/Battle%20Net%20Launcher%20Local%20Privilege%20Escalation","https://github.com/FreySolarEye/CVE/blob/master/Battle%20Net%20Launcher%20Local%20Privilege%20Escalation"],"products":["blizzard:battle.net"],"source":"nvd","synced_at":"2026-10-19T21:20:07.141963181+00:00"},"epss":{"cve":"CVE-2020-27383","score":0.0032,"percentile":0.25055,"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."]}