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CVE-2020-14644

Oracle WebLogic Server Remote Code Execution

9.8 CRITICALActively exploited (CISA KEV)EPSS 94.5%
  1. Published15 Jul 2020
  2. Added to CISA KEV18 Sept 2024
  3. Remediation due9 Oct 2024
Actively exploited (CISA KEV)

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.

Added to KEV: 18 Sept 2024Federal remediation due: 9 Oct 2024

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).

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Oracle Weblogic Server12.2.1.3.0 · 12.2.1.4.0 · 14.1.1.0.0

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

Frequently asked

Is CVE-2020-14644 being actively exploited?

Yes. CVE-2020-14644 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 18 Sept 2024.

How severe is CVE-2020-14644?

CVE-2020-14644 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 94.5% probability of exploitation.

Which products are affected by CVE-2020-14644?

Affected products include Oracle Weblogic Server.

How do I fix CVE-2020-14644?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2020-14644 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, a risk for it never ranks below high, and the update that fixes it moves to the Emergency patch lane. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.