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CVE Record

CVE-2021-2274: Vulnerability in the Oracle E-Business Tax product of Oracle E-Business Suite (component: User Interface).

Vulnerability in the Oracle E-Business Tax product of Oracle E-Business Suite (component: User Interface). Supported versions that are affected are 12.1.1-12.1.3 and 12.2.3-12.2.10. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle E-Business Tax. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle E-Business Tax accessible data as well as unauthorized access to critical data or complete access to all Oracle E-Business Tax 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

CVE-2021-2274 affects Oracle E-Business Tax within Oracle E-Business Suite. A low-privileged user with HTTP network access could compromise tax data, including reading, creating, deleting, or modifying critical records. The main business risk is unauthorized exposure or alteration of financial tax data.

Executive priority

Treat this as a high-priority business data risk for organizations running affected Oracle E-Business Suite versions. Prioritize confirmation of exposure and vendor-guided patch status, especially for systems supporting finance or tax operations.

Technical view

The vulnerability is in the Oracle E-Business Tax User Interface component. Affected supported versions are 12.1.1-12.1.3 and 12.2.3-12.2.10. CVSS 3.1 is 8.1, with network attack vector, low complexity, low privileges, no user interaction, unchanged scope, and high confidentiality and integrity impact.

Likely exposure

Exposure is most likely where Oracle E-Business Suite includes E-Business Tax on affected versions and the relevant HTTP interface is reachable by authenticated low-privileged users.

Exploitation context

The provided sources do not confirm active exploitation, and this CVE is not marked as CISA KEV in the bundle. The issue is still serious because exploitation is described as easy and requires only low privileges over HTTP.

Researcher notes

No CWE is supplied in the provided record. The source evidence supports confidentiality and integrity impact, not availability impact. Avoid assuming exploit maturity beyond the CVE description and KEV status.

Mitigation direction

  • Identify Oracle E-Business Tax deployments on affected E-Business Suite versions.
  • Review Oracle April 2021 Critical Patch Update guidance for the applicable EBS patch path.
  • Restrict HTTP access to E-Business Suite interfaces to trusted networks and users.
  • Review low-privileged accounts with access to E-Business Tax.
  • Monitor tax data changes for unexpected reads, creation, deletion, or modification.

Validation and detection

  • Inventory Oracle E-Business Suite versions across production and non-production systems.
  • Confirm whether E-Business Tax is installed, enabled, and reachable over HTTP.
  • Verify whether Oracle April 2021 CPU fixes are applied for affected instances.
  • Review application logs for unusual low-privileged access to tax data.
  • Validate role permissions for users with E-Business Tax UI access.
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-2021-2274 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-2021-2274Attack 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 CorporationE-Business Tax12.1.1-12.1.3, 12.2.3-12.2.10Listed
Weakness

CWE details

No CWE listed

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