{"cve":"CVE-2021-35528","nvd":{"published":"2021-11-17T18:15:08.070","modified":"2026-06-17T03:57:38.627","status":"Modified","description":"Improper Access Control vulnerability in the application authentication and authorization of Hitachi Energy Retail Operations, Counterparty Settlement and Billing (CSB) allows an attacker to execute a modified signed Java Applet JAR file. A successful exploitation may lead to data extraction or modification of data inside the application. This issue affects: Hitachi Energy Retail Operations 5.7.3 and prior versions. Hitachi Energy Counterparty Settlement and Billing (CSB) 5.7.3 prior versions.","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:N","score":7.1},"cwes":["CWE-284"],"references":["https://search.abb.com/library/Download.aspx?DocumentID=8DBD000067&LanguageCode=en&DocumentPartId=&Action=Launch","https://search.abb.com/library/Download.aspx?DocumentID=8DBD000068&LanguageCode=en&DocumentPartId=&Action=Launch","https://search.abb.com/library/Download.aspx?DocumentID=8DBD000067&LanguageCode=en&DocumentPartId=&Action=Launch","https://search.abb.com/library/Download.aspx?DocumentID=8DBD000068&LanguageCode=en&DocumentPartId=&Action=Launch"],"products":["hitachienergy:counterparty_settlements_and_billing","hitachienergy:retail_operations"],"source":"nvd","synced_at":"2026-10-19T21:25:41.256909649+00:00"},"epss":{"cve":"CVE-2021-35528","score":0.00259,"percentile":0.17641,"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."]}