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CVE Record

CVE-2019-25653: Navicat for Oracle 12.1.15 Password Field Denial of Service

Navicat for Oracle 12.1.15 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an excessively long string in the password field. Attackers can paste a buffer of 550 repeated characters into the password parameter during Oracle connection configuration to trigger an application crash.

MediumCVSS 6.9Not KEV-listedUpdated
Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

CVE-2019-25653 affects Navicat for Oracle 12.1.15. A local user can crash the application by entering an overly long password value during Oracle connection setup. This is primarily an availability issue for the desktop application, not evidence of server compromise or remote network exploitation.

Executive priority

Treat as a moderate endpoint application issue. Prioritize remediation where Navicat is used by database administrators or on shared systems, because crashes can disrupt database management work. It does not indicate confirmed remote compromise or active exploitation based on the supplied sources.

Technical view

The vulnerability is a local denial-of-service condition in the password field handling of Navicat for Oracle 12.1.15. Public reporting says an oversized password string in connection configuration can trigger an application crash. The CVE lists CWE-620 and CVSS 4.0 score 6.9 with local attack vector.

Likely exposure

Exposure is limited to systems running Navicat for Oracle 12.1.15. The attacker needs local ability to interact with the application. Organizations using newer versions, other Navicat products, or server-side Oracle components are not shown as affected by the provided sources.

Exploitation context

Exploit-DB is listed as a public exploit reference, so proof-of-concept information exists. The CVE is not marked in CISA KEV in the provided data, and no cited source states active exploitation in the wild.

Researcher notes

Evidence is limited to the CVE record, VulnCheck advisory, product pages, and an Exploit-DB reference. The provided sources do not name a fixed version or official patch. Avoid assuming broader Navicat product impact without vendor confirmation.

Mitigation direction

  • Inventory endpoints for Navicat for Oracle 12.1.15 installations.
  • Check Navicat vendor guidance for fixed versions or official remediation.
  • Upgrade or replace affected installations if the vendor identifies a corrected release.
  • Limit local access to workstations running the affected application.
  • Avoid using affected versions on shared or kiosk-style systems.

Validation and detection

  • Confirm installed Navicat product and version on developer and DBA workstations.
  • Review application crash reports for Navicat for Oracle instability.
  • Check software management records for Navicat for Oracle 12.1.15.
  • Validate remediation against vendor documentation before closing the finding.
Prepared
Confidence
high
Sources
6

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

Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.

cwe · low confidence lookup

CWE-620: Exact CWE lookup

Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.

Open ATT&CK lookup
description · low confidence lookup

Credential and access behavior lookup

The CVE wording references authentication or credential exposure, so valid-account and credential-access review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

Open ATT&CK lookup
cve · low confidence lookup

CVE-2019-25653 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
Medium
CVSS
6.9 (4.0)
Known Exploited
No
Published

Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA: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
5Source 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
6.9CVSS 4.0MediumCVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:NPrimary CVE score

Vulnerability scoring details

Base CVSS 4.0 score

6.9Medium
CVSS 4.0 vector shape for CVE-2019-25653Attack VectorAttack ComplexityAttack RequirementsPrivileges RequiredUser InteractionVS ConfidentialityVS IntegrityVS AvailabilitySS ConfidentialitySS IntegritySS Availability

Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Attack Requirements
NonePresent
Privileges Required
NoneLowHigh
User Interaction
NonePassiveActive
VS Confidentiality
HighLowNone
VS Integrity
HighLowNone
VS Availability
HighLowNone
SS Confidentiality
HighLowNone
SS Integrity
HighLowNone
SS Availability
HighLowNone

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
NavicatNavicat for Oracle12.1.15Listed
Weakness

CWE details

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