Security readout for executives and security teams
Plain-English summary
CVE-2022-40120 is a critical SQL injection in Online Banking System v1.0. A network attacker could potentially manipulate database queries through the transaction search function. The sources do not identify a vendor patch, commercial distribution, CPE, or active exploitation.
Executive priority
Treat as urgent only if this exact banking application or a fork is deployed. Critical CVSS reflects severe potential database impact, but the evidence base is narrow and does not show active exploitation.
Technical view
The reported flaw is CWE-89 SQL injection through the search_term parameter at /net-banking/customer_transactions.php. CVSS 3.1 is 9.8 with network access, low complexity, no privileges, no user interaction, and high confidentiality, integrity, and availability impact.
Likely exposure
Exposure is likely limited to deployments or forks of Online Banking System v1.0. The record lists no normalized vendor, product, versions, or CPEs, so asset matching requires codebase, route, and repository inventory.
Exploitation context
The CVE is not listed as KEV in the provided bundle. Public references describe the vulnerable parameter and route, but the bundle does not prove real-world exploitation, exploit maturity, or a vendor-supplied fix.
Researcher notes
Primary uncertainty is product identity. The CVE record lists affected vendor and product as n/a, while references point to a GitHub-hosted Online Banking System issue and report. Validate against actual code, not name matching alone.
Mitigation direction
- Check the upstream repository and maintainer guidance for a fixed version or advisory.
- Restrict public access to /net-banking/customer_transactions.php until remediation is confirmed.
- For maintained forks, replace unsafe SQL construction with parameterized database queries.
- Review database permissions used by the web application for least privilege.
- Monitor application and database logs for suspicious search requests.
Validation and detection
- Inventory whether Online Banking System v1.0 or forks are deployed.
- Check whether /net-banking/customer_transactions.php is reachable in production.
- Inspect handling of the search_term parameter in database query code.
- Run authorized, non-destructive SQL injection testing in staging.
- Review logs for unusual requests targeting the transaction search route.
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-89: Database access and collection lookup
Injection into data stores can inform collection, data access, and exfiltration detection reviews. 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 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-2022-40120 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
- Critical
- CVSS
- 9.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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:L/PR:N/UI:N/S:U/C:H/I:H/A:H3.95.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
9.8CriticalVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/zakee94/online-banking-system/issues/14CVE reference · x_refsource_MISC
- https://github.com/0clickjacking0/BugReport/blob/main/online-banking-system/sql_injection7.mdCVE reference · x_refsource_MISC
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.
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.