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CVE Record

CVE-2018-1840: IBM WebSphere Application Server 8.5 and 9.0 could allow a remote attacker to gain elevated privileges on t...

IBM WebSphere Application Server 8.5 and 9.0 could allow a remote attacker to gain elevated privileges on the system, caused when a security domain is configured to use a federated repository other than global federated repository and then migrated to a newer release of WebSphere Application Server. IBM X-Force ID: 150813.

MediumCVSS 6Not KEV-listedUpdated
Glexia's TakeAutomated analysis

Security readout for executives and security teams

This IBM WebSphere Application Server issue can let a remote, low-privileged user gain higher privileges in a specific migrated security-domain configuration. Business risk is moderate because exposure depends on WebSphere 8.5 or 9.0, non-global federated repository use, and migration state. Organizations most likely exposed are those running IBM WebSphere Application Server 8.5 or 9.0 with migrated security domains using non-global federated repositories. Generic WebSphere installations are not enough to infer exposure from the provided sources. Treat this as a targeted configuration-dependent remediation item, not a broad emergency. Prioritize validation in WebSphere environments supporting sensitive applications, especially where identity repositories or security domains were migrated. Mitigation focus: Review IBM advisory guidance for applicable fixes or interim mitigations.; Prioritize WebSphere 8.5 and 9.0 environments with migrated security domains.; Assess security domains using non-global federated repositories..

Prepared

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

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CVE-2018-1840 mapping review

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Vulnerability profileCVE Program record
Severity
Medium
CVSS
6 (3.0)
Known Exploited
No
Published

Vector: CVSS:3.0/A:L/AC:H/AV:N/C:L/I:L/PR:L/S:C/UI:N/E:U/RC:C/RL:O

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
3Source 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
6CVSS 3.0MediumCVSS:3.0/A:L/AC:H/AV:N/C:L/I:L/PR:L/S:C/UI:N/E:U/RC:C/RL:O1.83.7Primary CVE score

Vulnerability scoring details

Base CVSS 3.0 score

6Medium
CVSS 3.0 vector shape for CVE-2018-1840Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.0/A:L/AC:H/AV:N/C:L/I:L/PR:L/S:C/UI:N/E:U/RC:C/RL:O

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
IBMWebSphere Application Server8.5, 9.0Listed
Weakness

CWE details

No CWE listed

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