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CVE Record

CVE-2018-1631: IBM Informix Dynamic Server Enterprise Edition 12.1 could allow a local user logged in with database admini...

IBM Informix Dynamic Server Enterprise Edition 12.1 could allow a local user logged in with database administrator user to gain root privileges through a symbolic link vulnerability in oninit mongohash. IBM X-Force ID: 144431.

HighCVSS 8.2Not KEV-listedUpdated
Glexia's TakeAutomated analysis

Security readout for executives and security teams

This flaw affects IBM Informix Dynamic Server Enterprise Edition 12.1. A local user who already has database administrator access could escalate to root through a symbolic link issue in oninit mongohash. It is not a remote entry point, but it can turn a privileged database account into full host compromise. Exposure is likely limited to hosts running IBM Informix Dynamic Server Enterprise Edition 12.1 where database administrators also have local access. Systems using Informix through NetApp-supported environments should review NetApp’s advisory for downstream relevance. Prioritize remediation on production database hosts and shared administrative systems. The attacker must already hold high database privileges, but successful exploitation could provide root control of the server and materially increase breach impact. Mitigation focus: Review IBM advisory 10964987 for the official fix or supported workaround.; Apply the IBM-provided update for affected Informix 12.1 systems.; Restrict local login access for database administrator accounts..

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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ATT&CK lookup starting points

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description · low confidence lookup

Database behavior lookup

The CVE wording references database injection or access, so collection and exfiltration review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

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cve · low confidence lookup

CVE-2018-1631 mapping review

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Vulnerability profileCVE Program record
Severity
High
CVSS
8.2 (3.0)
Known Exploited
No
Published

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

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
8.2CVSS 3.0HighCVSS:3.0/I:H/PR:H/C:H/AC:L/UI:N/S:C/AV:L/A:H/E:U/RL:O/RC:C1.56Primary CVE score

Vulnerability scoring details

Base CVSS 3.0 score

8.2High
CVSS 3.0 vector shape for CVE-2018-1631Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

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

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
IBMInformix Dynamic Server Enterprise Edition12.1Listed
Weakness

CWE details

No CWE listed

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