CVE-2020-2883
Oracle WebLogic Server Unspecified Vulnerability
- Critical 9.8
- Exploited: added to CISA KEV 7 Jan 2025
Description
Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 10.3.6.0.0, 12.1.3.0.0, 12.2.1.3.0 and 12.2.1.4.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via IIOP, T3 to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in takeover of Oracle WebLogic Server. CVSS 3.0 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
Key facts
- Published
- 15 Apr 2020
- Last changed
- 12 Jan 2026
- Assigned by
- oracle
- KEV added
- 7 Jan 2025
- KEV fix due
- 28 Jan 2025
- EPSS
- 94.582% likely to be exploited in the next 30 days, higher than 99.857% of CVEs (scores for 15 Nov 2026)
- SSVC (CISA)
- Exploitation: active; Automatable: yes; Technical impact: total
Severity scores
Each score is shown as its source gave it. They are not averaged or merged.
- 9.8CVSS 3.0, Criticalfrom the CNA (oracle)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
What to do
- Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.CISA KEV required action
Historical context and remediation
This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.
No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.
Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.
Affected products
| Vendor | Product | Versions |
|---|---|---|
| Oracle Corporation | WebLogic Server |
|
Timeline
- 15 Apr 2020 Published
- 7 Jan 2025 Added to the CISA KEV catalogue