Security readout for executives and security teams
Plain-English summary
CVE-2020-2818 affects Oracle Universal Work Queue in Oracle E-Business Suite. An unauthenticated attacker with HTTP network access could compromise sensitive data and make some unauthorized data changes, but the attack requires another person to interact. This is a high-priority issue for organizations still running affected 12.1.x versions.
Executive priority
Treat this as a high-priority legacy Oracle E-Business Suite risk. The business concern is unauthorized access to critical data and some data modification, not service outage. Focus first on exposed systems and environments containing sensitive operational data.
Technical view
Oracle describes an easily exploitable vulnerability in Universal Work Queue Work Provider Administration, affecting versions 12.1.1 through 12.1.3. The CVSS 3.0 score is 8.2 with network attack vector, no privileges required, user interaction required, changed scope, high confidentiality impact, low integrity impact, and no availability impact.
Likely exposure
Exposure is likely limited to organizations running Oracle E-Business Suite Universal Work Queue versions 12.1.1 through 12.1.3 with HTTP network reachability. Risk increases when those systems are reachable from untrusted networks or handle sensitive workflow and business data.
Exploitation context
The source bundle does not show CISA KEV listing or cited evidence of active exploitation. Oracle states the issue is easily exploitable over HTTP by an unauthenticated attacker, but successful exploitation requires human interaction by someone other than the attacker.
Researcher notes
Evidence is limited to the CVE record and Oracle CPU reference. No CWE, exploit details, or public exploitation confirmation are included in the source bundle. Do not assume broader Oracle E-Business Suite versions or components are affected beyond the named Universal Work Queue 12.1.1-12.1.3 range.
Mitigation direction
- Review Oracle April 2020 Critical Patch Update guidance for CVE-2020-2818.
- Patch or upgrade affected Universal Work Queue deployments per Oracle guidance.
- Restrict HTTP access to affected systems while remediation is planned.
- Prioritize remediation for internet-reachable or sensitive-data environments.
- Monitor Oracle advisories for supported fixes or workaround updates.
Validation and detection
- Inventory Oracle E-Business Suite deployments using Universal Work Queue.
- Confirm whether versions 12.1.1 through 12.1.3 are present.
- Check whether Universal Work Queue is reachable over HTTP.
- Verify applicable Oracle CPU remediation has been applied.
- Review access logs for suspicious unauthenticated HTTP activity.
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-2020-2818 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.