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CVE Record

CVE-2020-2963: Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Web Services).

Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Web Services). 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 high privileged 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 7.2 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H).

HighCVSS 7.2Not KEV-listedUpdated
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Glexia's TakeAutomated analysishigh

Security readout for executives and security teams

Plain-English summary

CVE-2020-2963 is a high-severity Oracle WebLogic Server flaw in the Web Services component. A highly privileged attacker who can reach IIOP or T3 services over the network could compromise the server, with potential full confidentiality, integrity, and availability impact.

Executive priority

Prioritize remediation for production WebLogic servers, especially those reachable over administrative networks or exposed to broader network zones. The privilege requirement lowers likelihood versus unauthenticated WebLogic flaws, but successful compromise can mean server takeover.

Technical view

Oracle reports affected WebLogic Server versions 10.3.6.0.0, 12.1.3.0.0, 12.2.1.3.0, and 12.2.1.4.0. The CVSS 3.0 score is 7.2 with network attack vector, low complexity, high privileges required, no user interaction, unchanged scope, and high CIA impact.

Likely exposure

Exposure is most likely where affected WebLogic versions are deployed and IIOP or T3 is reachable by users or administrators with elevated privileges. Internet exposure increases concern, but the source bundle does not state internet exploitation or unauthenticated access.

Exploitation context

The source calls the vulnerability easily exploitable but requiring high privileges and network access via IIOP or T3. CISA KEV status is false in the bundle, and no cited source here confirms active exploitation.

Researcher notes

The public bundle does not include a CWE, root-cause detail, proof of concept, or exploit telemetry. Analysis should stay anchored to Oracle’s advisory, affected versions, IIOP/T3 reachability, and the PR:H requirement.

Mitigation direction

  • Review Oracle April 2020 CPU guidance for the exact WebLogic version.
  • Apply Oracle-provided patches or supported upgrade guidance where applicable.
  • Restrict IIOP and T3 access to trusted administrative networks.
  • Audit and reduce high-privilege WebLogic accounts.
  • Monitor WebLogic logs for suspicious privileged access over IIOP or T3.

Validation and detection

  • Inventory WebLogic Server versions across all environments.
  • Confirm whether affected versions are present: 10.3.6.0.0, 12.1.3.0.0, 12.2.1.3.0, or 12.2.1.4.0.
  • Check whether IIOP or T3 is network reachable.
  • Verify Oracle April 2020 CPU remediation status on each instance.
  • Review privileged account activity around WebLogic administrative interfaces.
Prepared
Confidence
high
Sources
3

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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

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CVE-2020-2963 mapping review

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Vulnerability profileCVE Program record
Severity
High
CVSS
7.2 (3.0)
Known Exploited
No
Published

Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Official CVE source material

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.

1CVSS vectors
0Timeline events
0ADP providers
2Source links

CVSS vector scores

1 official score

We 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.

ScoreVersionSeverityVectorExploitImpactSource
7.2CVSS 3.0HighCVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H1.25.9Primary CVE score

Vulnerability scoring details

Base CVSS 3.0 score

7.2High
CVSS 3.0 vector shape for CVE-2020-2963Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Privileges Required
NoneLowHigh
User Interaction
NoneRequired
Scope
ChangedUnchanged
Confidentiality Impact
HighLowNone
Integrity Impact
HighLowNone
Availability Impact
HighLowNone

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
Oracle CorporationWebLogic Server10.3.6.0.0, 12.1.3.0.0, 12.2.1.3.0, 12.2.1.4.0Listed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.