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CVE Record

CVE-2020-2738: Vulnerability in the Siebel UI Framework product of Oracle Siebel CRM (component: EAI, SWSE).

Vulnerability in the Siebel UI Framework product of Oracle Siebel CRM (component: EAI, SWSE). Supported versions that are affected are 20.2 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Siebel UI Framework. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Siebel UI Framework accessible data. CVSS 3.0 Base Score 4.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N).

MediumCVSS 4.3Not KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

CVE-2020-2738 affects Oracle Siebel CRM's Siebel UI Framework. A low-privileged user who can reach the application over HTTP may read some data they should not access. The business risk is limited to confidentiality, but it matters where Siebel contains customer, sales, or operational records.

Executive priority

Treat as a moderate-priority confidentiality issue. It is not presented as actively exploited, but authenticated network users could access restricted Siebel data if affected systems remain unremediated.

Technical view

Oracle describes an easily exploitable vulnerability in Siebel UI Framework, components EAI and SWSE, affecting supported versions 20.2 and prior. CVSS 3.0 is 4.3: network attack vector, low complexity, low privileges required, no user interaction, and low confidentiality impact only.

Likely exposure

Exposure is most likely in organizations running Oracle Siebel CRM with Siebel UI Framework 20.2 or earlier, especially where EAI or SWSE endpoints are reachable over HTTP by authenticated users.

Exploitation context

The provided sources do not indicate known active exploitation, and the CVE is not listed as KEV. Exploitation requires network access over HTTP and low privileges, but no user interaction.

Researcher notes

The public record gives component, affected version range, CVSS vector, and impact, but not root cause details, proof-of-concept status, or exact fixed build. Avoid assumptions beyond Oracle's advisory.

Mitigation direction

  • Check Oracle's April 2020 Critical Patch Update for Siebel-specific remediation guidance.
  • Upgrade or patch affected Siebel UI Framework deployments per Oracle-supported instructions.
  • Limit HTTP access to Siebel EAI and SWSE endpoints to trusted users and networks.
  • Review low-privileged account access where Siebel contains sensitive business data.

Validation and detection

  • Inventory Oracle Siebel CRM versions and confirm whether Siebel UI Framework is 20.2 or earlier.
  • Identify exposed EAI and SWSE HTTP endpoints and their authentication requirements.
  • Verify Oracle CPU remediation status through patch records or Oracle support tooling.
  • Review access logs for unusual low-privileged reads against Siebel UI Framework data.
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-2020-2738 mapping review

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Vulnerability profileCVE Program record
Severity
Medium
CVSS
4.3 (3.0)
Known Exploited
No
Published

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/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
4.3CVSS 3.0MediumCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N2.81.4Primary CVE score

Vulnerability scoring details

Base CVSS 3.0 score

4.3Medium
CVSS 3.0 vector shape for CVE-2020-2738Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/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 CorporationSiebel UI Framework20.2 and priorListed
Weakness

CWE details

No CWE listed

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