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CVE Record

CVE-2021-2362: Vulnerability in the Oracle Field Service product of Oracle E-Business Suite (component: Wireless).

Vulnerability in the Oracle Field Service product of Oracle E-Business Suite (component: Wireless). 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 Field Service. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Field Service accessible data as well as unauthorized access to critical data or complete access to all Oracle Field Service 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 Oracle E-Business Suite Field Service issue. A low-privileged attacker who can reach the Wireless component over HTTP could read or change critical Field Service data. The sources do not state active exploitation, but the business risk is serious where affected versions remain reachable.

Executive priority

Prioritize remediation for internet-facing or broadly reachable Field Service environments because the issue can expose or alter critical operational data. Treat internal-only exposure as still material if many low-privileged users can access the application.

Technical view

CVE-2021-2362 affects Oracle Field Service in Oracle E-Business Suite, Wireless component, versions 12.1.1 through 12.1.3. The CVSS 3.1 score is 8.1: network attack vector, low complexity, low privileges, no user interaction, high confidentiality and integrity impact, and no availability impact.

Likely exposure

Exposure is likely limited to organizations running Oracle E-Business Suite Field Service 12.1.1-12.1.3 with the Wireless component reachable over HTTP to authenticated low-privileged users.

Exploitation context

The provided sources do not report active exploitation, and the CVE is not marked KEV. The vulnerability is still easily exploitable in scope because it requires only network access over HTTP and low privileges, with no user interaction.

Researcher notes

No CWE, exploit proof, or vendor workaround details are included in the provided bundle. Analysis should stay tied to the CVSS vector, affected version range, Oracle Field Service Wireless component, and Oracle CPU reference.

Mitigation direction

  • Apply Oracle's July 2021 Critical Patch Update or later applicable Oracle guidance.
  • Restrict HTTP access to Field Service Wireless endpoints to trusted networks.
  • Review low-privileged Field Service accounts for least-privilege alignment.
  • Increase monitoring for unauthorized Field Service data reads or changes.
  • If versions are unsupported, plan upgrade or isolation with Oracle guidance.

Validation and detection

  • Inventory Oracle E-Business Suite Field Service instances and confirm versions.
  • Verify whether versions 12.1.1-12.1.3 are still present anywhere.
  • Confirm whether the Wireless component is enabled and HTTP-reachable.
  • Check patch records against Oracle's July 2021 Critical Patch Update.
  • Review application and audit logs for unusual Field Service data 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-2021-2362 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-2021-2362Attack 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 CorporationField Service12.1.1-12.1.3Listed
Weakness

CWE details

No CWE listed

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