Home/CVE/Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core Components). Supported
CVE

CVE-2021-2047

Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core Components). Supported

Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core Components). Supported versions that are affected are 10.3.6.0.0, 12.1.3.0.0, and 12.2.1.3.0. 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).

CRITICAL · CVSS 9.8 EPSS 0.26765
Schedule remediation
  • EPSS ≥ 0.10 - elevated exploitation probability
  • EPSS percentile: top 4% of all CVEs by exploitation likelihood
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
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Affected Products & Versions

1
oracle weblogic serverall versions
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Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · secalert_us@oracle.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD20 Jan 2021 · 03:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
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Vendor Advisories

1
oracle-cpuoracle-cpu-Oracle-WebLogic-Server-5242--CVE-2021-2047
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://www.oracle.com/security-alerts/cpujan2021.htmlVendor Advisory
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