CVEs / CVE-2020-14644
CVE-2020-14644: Oracle WebLogic Server Remote Code Execution Vulnerability
- Known exploited in the CISA KEV catalog since 18 Sep 2024
- critical 9.8 CVSS 3.1 (NVD)
- EPSS 94.5% chance of exploitation in the next 30 days, higher than 99% of CVEs (30 Oct 2026)
- Last changed at its sources
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Summary
Oracle WebLogic Server, a product within the Fusion Middleware suite, contains a deserialization vulnerability. Unauthenticated attackers with network access via T3 or IIOP can exploit this vulnerability to achieve remote code execution.
Description
Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 12.2.1.3.0, 12.2.1.4.0 and 14.1.1.0.0. 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 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
Affected and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| Oracle Corporation WebLogic Server | 12.2.1.3.0 | — |
| Oracle Corporation WebLogic Server | 12.2.1.4.0 | — |
| Oracle Corporation WebLogic Server | 14.1.1.0.0 | — |
| oracle weblogic_server | 12.2.1.3.0 | — |
| oracle weblogic_server | 12.2.1.4.0 | — |
| oracle weblogic_server | 14.1.1.0.0 | — |
Exploitation
| In CISA KEV since | 18 Sep 2024 |
|---|---|
| Due date for US federal agencies | 9 Oct 2024 |
| Used in ransomware campaigns | Unknown |
| Required action | Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. |
Severity
| CVSS 3.1 | 9.8 criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HScored by NVD |
|---|
References
- CVE-2020-14644 on NVD
- CVE-2020-14644 in the CISA KEV catalog
- https://www.oracle.com/security-alerts/cpujul2020.html (cited by CISA)
- https://www.oracle.com/security-alerts/cpujul2020.html Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-14644 US Government Resource
Sources
Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.
This product uses data from the NVD API but is not endorsed or certified by the NVD.