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CVE-2021-2242: Vulnerability in the Oracle Outside In Technology product of Oracle Fusion Middleware (component: Outside I...

Vulnerability in the Oracle Outside In Technology product of Oracle Fusion Middleware (component: Outside In Filters). The supported version that is affected is 8.5.5. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Outside In Technology. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Outside In Technology accessible data as well as unauthorized read access to a subset of Oracle Outside In Technology accessible data. Note: Outside In Technology is a suite of software development kits (SDKs). The protocol and CVSS Base Score depend on the software that uses Outside In Technology. The CVSS score assumes that the software passes data received over a network directly to Outside In Technology, but if data is not received over a network the CVSS score may be lower. CVSS 3.1 Base Score 8.2 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N).

HighCVSS 8.2Not KEV-listedUpdated
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Glexia's TakeAutomated analysishigh

Security readout for executives and security teams

Plain-English summary

CVE-2021-2242 affects Oracle Outside In Technology 8.5.5, an SDK used inside other software to process content. If an application exposes it to HTTP-supplied data, an unauthenticated attacker could alter critical accessible data and read some accessible data.

Executive priority

Treat this as a high-priority dependency and application exposure review, especially for systems that process external content or documents over HTTP. Urgency rises where the SDK can access critical business data.

Technical view

Oracle describes an easily exploitable Outside In Filters vulnerability in Oracle Outside In Technology 8.5.5. The CVSS 3.1 vector is AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N, but Oracle notes scoring depends on the embedding software and data path.

Likely exposure

Exposure is most likely where applications embed Oracle Outside In Technology 8.5.5 and pass network-received content directly into the SDK. The provided sources do not identify specific downstream products or deployments.

Exploitation context

Oracle states unauthenticated network access via HTTP can be sufficient in relevant deployments. The source bundle does not include KEV listing or other evidence confirming active exploitation in the wild.

Researcher notes

The key uncertainty is deployment context. Oracle’s CVSS assumes network data reaches Outside In directly; if not, severity may be lower. No CWE, affected downstream products, or confirmed exploit activity are supplied.

Mitigation direction

  • Inventory applications embedding Oracle Outside In Technology or Outside In Filters.
  • Confirm whether version 8.5.5 exists in production or exposed services.
  • Apply Oracle April 2021 CPU guidance or current Oracle vendor guidance.
  • Reduce direct processing of untrusted HTTP-supplied data where feasible.
  • Prioritize systems handling sensitive or business-critical data.

Validation and detection

  • Review software bills of materials for Oracle Outside In Technology 8.5.5.
  • Map HTTP upload, conversion, indexing, and preview paths to Outside In usage.
  • Confirm whether vendor patches or component updates were applied.
  • Check logs for unexpected data creation, deletion, modification, or reads.
  • Document compensating controls where patch status cannot be proven.
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-2021-2242 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
8.2 (3.1)
Known Exploited
No
Published

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/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
8.2CVSS 3.1HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N3.94.2Primary CVE score

Vulnerability scoring details

Base CVSS 3.1 score

8.2High
CVSS 3.1 vector shape for CVE-2021-2242Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/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 CorporationOutside In Technology8.5.5Listed
Weakness

CWE details

No CWE listed

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