Security readout for executives and security teams
Plain-English summary
This flaw lets an unauthenticated remote attacker manipulate database queries in SourceCodester Responsive E-Learning System 1.0. If the vulnerable application is exposed, the business risk is loss, alteration, or disruption of learning-system data. The provided sources do not identify a vendor patch or active exploitation.
Executive priority
Prioritize exposed installations for same-cycle assessment and containment. The rating is critical and public exploit material is referenced, but the sources do not show KEV listing, confirmed exploitation, or a named patch. Risk is highest where the application is internet-facing or contains sensitive student or teacher data.
Technical view
CVE-2020-36084 is a CWE-89 SQL injection in /elearning/delete_teacher_students.php through the id parameter. CVSS 3.1 is 9.8, reflecting network access, low complexity, no authentication, no user interaction, and high confidentiality, integrity, and availability impact.
Likely exposure
Exposure appears limited to deployments of SourceCodester Responsive E-Learning System 1.0, especially internet-accessible instances with the vulnerable PHP endpoint present. The CVE metadata lists vendor, product, versions, and CPEs as n/a, so asset matching may require manual confirmation.
Exploitation context
The source bundle includes an Exploit-DB reference, indicating public exploit information exists. CISA KEV status is false in the provided data, and no cited source confirms active exploitation. Treat exposed systems as urgent but do not assume confirmed exploitation without local evidence.
Researcher notes
Affected metadata is sparse: vendor, product, version, and CPE fields are n/a despite the description naming SourceCodester Responsive E-Learning System 1.0. Validate by application fingerprinting and code review rather than CPE matching alone. Do not infer broader SourceCodester product impact from these sources.
Mitigation direction
- Check project or vendor guidance for any available patched release.
- Remove or restrict internet access to unused vulnerable deployments.
- Prioritize retiring SourceCodester Responsive E-Learning System 1.0 if unsupported.
- For maintained code, replace dynamic SQL with parameterized queries after review.
- Use WAF or access controls only as interim risk reduction.
Validation and detection
- Inventory systems for SourceCodester Responsive E-Learning System 1.0.
- Confirm whether the vulnerable PHP endpoint exists on deployed instances.
- Review web and database logs for suspicious requests to the affected endpoint.
- Inspect server code for unsafely concatenated SQL using the id parameter.
- Verify remediation with authorized, non-destructive application security testing.
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-2020-36084 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://www.exploit-db.com/exploits/49357CVE reference
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.