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CVE Record

CVE-2018-1833: IBM Event Streams 2018.3.0 could allow a remote attacker to submit an API request with a fake Host request...

IBM Event Streams 2018.3.0 could allow a remote attacker to submit an API request with a fake Host request header. An attacker, who has already gained authorised access via the CLI, could exploit this vulnerability to spoof the request header. IBM X-Force ID: 150507.

MediumCVSS 5.3Not KEV-listedUpdated
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Glexia's TakeAutomated analysis

Security readout for executives and security teams

IBM Event Streams 2018.3.0 allowed an authenticated CLI user to send API requests with a forged Host header. The main business concern is integrity impact inside environments where CLI access is already granted or compromised. Exposure appears limited to organizations running IBM Event Streams 2018.3.0, especially where CLI access exists for users or service accounts. The provided sources do not identify other affected versions or products. Prioritize remediation for environments where IBM Event Streams 2018.3.0 is still in use. Urgency is moderate because exploitation requires existing authorized CLI access, but integrity impact can matter in regulated or operational messaging environments. Mitigation focus: Identify any IBM Event Streams 2018.3.0 deployments.; Review IBM advisory and X-Force ID 150507 for vendor remediation.; Apply IBM-recommended fixes or upgrades if applicable..

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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-2018-1833 mapping review

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Vulnerability profileCVE Program record
Severity
Medium
CVSS
5.3 (3.0)
Known Exploited
No
Published

Vector: CVSS:3.0/A:N/AC:H/AV:N/C:N/I:H/PR:L/S:U/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
5.3CVSS 3.0MediumCVSS:3.0/A:N/AC:H/AV:N/C:N/I:H/PR:L/S:U/UI:N/E:U/RC:C/RL:O1.63.6Primary CVE score

Vulnerability scoring details

Base CVSS 3.0 score

5.3Medium
CVSS 3.0 vector shape for CVE-2018-1833Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.0/A:N/AC:H/AV:N/C:N/I:H/PR:L/S:U/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
IBMEvent Streams2018.3.0Listed
Weakness

CWE details

No CWE listed

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