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CVE Record

CVE-2021-2363: Vulnerability in the Oracle Public Sector Financials (International) product of Oracle E-Business Suite (co...

Vulnerability in the Oracle Public Sector Financials (International) product of Oracle E-Business Suite (component: Authorization). Supported versions that are affected are 12.1.1-12.1.3. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Public Sector Financials (International). Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Public Sector Financials (International) accessible data as well as unauthorized access to critical data or complete access to all Oracle Public Sector Financials (International) accessible data. CVSS 3.1 Base Score 8.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N).

HighCVSS 8.1Not KEV-listedUpdated
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Glexia's TakeAutomated analysishigh

Security readout for executives and security teams

Plain-English summary

This is a high-severity authorization flaw in Oracle E-Business Suite Public Sector Financials (International). A low-privileged attacker with HTTP network access could read, create, delete, or modify critical financial data available through that product. The main business risk is financial data compromise or unauthorized changes, not service outage.

Executive priority

Treat this as a near-term remediation item for any affected Oracle EBS financial environment. It can enable unauthorized access to or alteration of critical financial data, but the provided sources do not confirm active exploitation.

Technical view

CVE-2021-2363 affects Oracle Public Sector Financials (International) versions 12.1.1 through 12.1.3. The CVSS 3.1 score is 8.1 with network attack vector, low complexity, low privileges, no user interaction, high confidentiality and integrity impact, and no availability impact.

Likely exposure

Exposure is limited to organizations running affected Oracle E-Business Suite Public Sector Financials (International) versions 12.1.1-12.1.3, where users can reach the application over HTTP. Risk is higher if low-privileged accounts are broadly available or the EBS environment is externally reachable.

Exploitation context

The provided sources do not show CISA KEV listing or active exploitation evidence. The vulnerability is still concerning because Oracle describes it as easily exploitable over HTTP by a low-privileged attacker and capable of critical data access or modification.

Researcher notes

The source bundle does not include CWE mapping, proof-of-concept details, or specific patch identifiers. Analysis should stay anchored to Oracle’s CPU advisory and CVSS vector. Validate exposure through version, module presence, patch inventory, and access control review rather than exploit testing.

Mitigation direction

  • Check Oracle July 2021 Critical Patch Update guidance for the supported fix path.
  • Prioritize remediation for affected Oracle E-Business Suite 12.1.1-12.1.3 environments.
  • Restrict HTTP access to trusted networks until vendor remediation is confirmed.
  • Review low-privileged accounts and remove unnecessary access.
  • Monitor Oracle EBS financial data changes for unauthorized activity.

Validation and detection

  • Inventory Oracle E-Business Suite versions and installed Public Sector Financials modules.
  • Confirm whether versions 12.1.1, 12.1.2, or 12.1.3 are present.
  • Compare patch status against Oracle July 2021 CPU guidance.
  • Review application access paths exposed over HTTP.
  • Audit recent critical financial data reads and modifications.
Prepared
Confidence
medium
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-2021-2363 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

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Vulnerability profileCVE Program record
Severity
High
CVSS
8.1 (3.1)
Known Exploited
No
Published

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

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
8.1CVSS 3.1HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N2.85.2Primary CVE score

Vulnerability scoring details

Base CVSS 3.1 score

8.1High
CVSS 3.1 vector shape for CVE-2021-2363Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

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 CorporationPublic Sector Financials (International)12.1.1-12.1.3Listed
Weakness

CWE details

No CWE listed

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