VDB-354165 · CVE-2019-25653 · Exploit 46383

Navicat for Oracle 12.1.15 Parameter Password denial of service

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.6	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Navicat for Oracle 12.1.15. It has been rated as problematic. This impacts an unknown function of the component Parameter Handler. Performing a manipulation of the argument Password results in denial of service. This vulnerability is known as CVE-2019-25653. Attacking locally is a requirement. Furthermore, an exploit is available.

Detailsinfo

A vulnerability was found in Navicat for Oracle 12.1.15. It has been classified as problematic. This affects an unknown function of the component Parameter Handler. The manipulation of the argument password with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. The summary by CVE is:

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.

The weakness was published by Victor Mondragón as 46383. The advisory is shared at exploit-db.com. This vulnerability is uniquely identified as CVE-2019-25653 since 03/30/2026. The exploitability is told to be easy. An attack has to be approached locally. Technical details and a public exploit are known.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Exploit-DB (46383) and EUVD (EUVD-2019-20045). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

Navicat for Oracle

Version

12.1.15

CPE 2.3info

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CPE 2.2info

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CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 4.7
VulDB Meta Temp Score: 4.6

VulDB Base Score: 3.3
VulDB Temp Score: 3.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.2
CNA Vector (VulnCheck): 🔒

CVSSv2info

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Exploit-DB: 🔒

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

03/30/2026 Advisory disclosed
03/30/2026 +0 days CVE reserved
03/30/2026 +0 days VulDB entry created
03/30/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: 46383
Researcher: Victor Mondragón
Status: Not defined

CVE: CVE-2019-25653 (🔒)
GCVE (CVE): GCVE-0-2019-25653
GCVE (VulDB): GCVE-100-354165
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/30/2026 15:19
Updated: 03/30/2026 16:12
Changes: 03/30/2026 15:19 (80), 03/30/2026 16:12 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.