Security readout for executives and security teams
Plain-English summary
CVE-2020-2890 is a high-severity Oracle E-Business Suite issue in Oracle Applications Framework Diagnostics. An unauthenticated attacker with HTTP network access could compromise sensitive framework data if a separate user interaction occurs. The strongest documented impact is unauthorized access to critical data, with some unauthorized data modification possible.
Executive priority
Treat as high priority for Oracle E-Business Suite environments because it can expose critical data without attacker authentication. Urgency is higher for internet-facing or partner-accessible systems, but sources do not support claiming known active exploitation.
Technical view
Oracle reports affected Oracle Applications Framework versions 12.1.3 and 12.2.3 through 12.2.9. The CVSS 3.0 vector is AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N, meaning remote HTTP reachability, no attacker privileges, low attack complexity, required user interaction, high confidentiality impact, and low integrity impact.
Likely exposure
Organizations running Oracle E-Business Suite with Oracle Applications Framework 12.1.3 or 12.2.3-12.2.9 may be exposed, especially where HTTP access is reachable by untrusted users. Evidence does not identify other affected versions.
Exploitation context
The provided sources do not show CISA KEV listing or active exploitation. Exploitation is described as easily exploitable over HTTP, but requiring human interaction from someone other than the attacker.
Researcher notes
Focus validation on version exposure, HTTP reachability, and patch evidence. The source record does not provide CWE detail, exploit indicators, or procedural mitigations beyond Oracle’s advisory reference, so avoid assumptions about root cause or exploit mechanics.
Mitigation direction
- Review Oracle April 2020 CPU guidance for the vendor-specified fix.
- Apply applicable Oracle E-Business Suite and Applications Framework security updates.
- Restrict untrusted HTTP access to affected EBS/OAF systems while remediation is pending.
- Prioritize systems that handle critical business or regulated data.
Validation and detection
- Inventory Oracle E-Business Suite instances and Oracle Applications Framework versions.
- Identify any deployments running 12.1.3 or 12.2.3-12.2.9.
- Confirm patch status against Oracle April 2020 CPU guidance.
- Review whether affected OAF HTTP endpoints are exposed to untrusted networks.
- Check access logs for suspicious activity, without treating absence as proof of safety.
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.
CVE-2020-2890 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
- 8.2 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/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:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N2.84.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
8.2HighVector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://www.oracle.com/security-alerts/cpuapr2020.htmlCVE 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.