Security readout for executives and security teams
Plain-English summary
This vulnerability affects Hitachi ABB Power Grids Retail Operations and Counterparty Settlement and Billing 5.7.2 and earlier. Credentials may be insufficiently protected in a client environment, allowing a highly privileged attacker or unauthorized user to access database credentials and potentially disrupt or alter product operations.
Executive priority
Treat this as a high-priority operational risk for any affected deployment. It does not show confirmed active exploitation in the provided sources, but exposed database credentials can create serious confidentiality and integrity consequences.
Technical view
CVE-2021-35529 is a CWE-522 insufficiently protected credentials issue. The CVSS 3.1 score is 7.7 with network attack vector, high attack complexity, high privileges required, no user interaction, changed scope, and high confidentiality and integrity impact.
Likely exposure
Exposure is likely limited to organizations running affected Hitachi ABB Power Grids Retail Operations or CSB versions 5.7.2 or earlier, especially where client systems are accessible to privileged users or attackers.
Exploitation context
The provided bundle does not show CISA KEV listing or confirmed active exploitation. Exploitation requires high privileges and high complexity, but the impact can be serious because database credentials are involved.
Researcher notes
Evidence is limited to the CVE description, CVSS vector, affected product/version data, ABB references, and CISA ICS advisory link. The bundle does not provide exploit details or a specific patch version, so remediation should be validated against vendor guidance.
Mitigation direction
- Identify all Retail Operations and CSB deployments and versions.
- Review ABB/Hitachi advisory guidance for fixed versions or supported remediation.
- Restrict privileged access to affected client environments.
- Rotate database credentials if exposure is suspected.
- Monitor for unusual database access or product shutdown activity.
Validation and detection
- Confirm whether Retail Operations or CSB is deployed.
- Verify whether any instance is version 5.7.2 or earlier.
- Review client environments for credential exposure risk.
- Check logs for unauthorized database access attempts.
- Confirm remediation status against vendor advisory guidance.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-522: Credential and account abuse lookup
Authentication and credential weaknesses can make valid-account abuse and credential telemetry useful review starting points. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCredential and access behavior lookup
The CVE wording references authentication or credential exposure, so valid-account and credential-access review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupDatabase behavior lookup
The CVE wording references database injection or access, so collection and exfiltration review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2021-35529 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- High
- CVSS
- 7.7 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N1.35.8Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.7HighVector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://search.abb.com/library/Download.aspx?DocumentID=9AKK107992A5933&LanguageCode=en&DocumentPartId=&Action=LaunchCVE reference · x_refsource_CONFIRM
- https://search.abb.com/library/Download.aspx?DocumentID=9AKK107992A5821&LanguageCode=en&DocumentPartId=&Action=LaunchCVE reference · x_refsource_CONFIRM
- https://us-cert.cisa.gov/ics/advisories/icsa-21-236-02CVE reference · x_refsource_CONFIRM
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Insufficiently Protected Credentials
Insufficiently Protected Credentials represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.