CVE-2021-35528Authentication Bypass Vulnerability Vulnerability in Retail Operations Product and Counterparty Settlement and Billing (CSB)
- 7.2HighCVSS base score
- 0.26%Exploitation in 30 daysEPSS · top 82% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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.
Timeline
ID reserved
By Hitachi Energy
- 5 months later
· 5 months later
Published
- 3 years later
· 3 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| Hitachi EnergyCNA (assigner) | 3.1 | High7.2 | CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N |
| NVDNVD · Modified | 3.1 | High7.1 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N |
- EPSS (exploitation in 30 days)
- 0.26% · top 82% of all CVEs (14 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.2.
Affected products
Hitachi Energy · Retail Operations
- affected 5.7.3 – < 5.7.3.1
Hitachi Energy · Counterparty Settlement and Billing (CSB)
- affected 5.7.3 – < 5.7.3.1
What to do
Solution: - Vulnerability is remediated in Retail Operations v5.7.3.1 - Vulnerability is remediated in CSB v5.7.3.1
References
References2
- https://search.abb.com/library/Download.aspx?DocumentID=8DBD000067&LanguageCode=en&DocumentPartId=&Action=Launch (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://search.abb.com/library/Download.aspx?DocumentID=8DBD000068&LanguageCode=en&DocumentPartId=&Action=Launch (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2021-22164 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2021-35528)Record last updated .