VDB-242770 · CVE-2023-3817 · Nessus 211573

Oracle MySQL Connectors up to 8.1.0 Connector/C++ 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.
5.2	$0-$5k	0.00

Summaryinfo

A vulnerability labeled as critical has been found in Oracle MySQL Connectors up to 8.1.0. Affected by this vulnerability is an unknown functionality of the component Connector/C++. Executing a manipulation can lead to denial of service. This vulnerability is registered as CVE-2023-3817. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability has been found in Oracle MySQL Connectors up to 8.1.0 (Database Software) and classified as critical. This vulnerability affects an unknown part of the component Connector/C++. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability.

The weakness was published 10/17/2023 as Oracle Critical Patch Update Advisory - October 2023. The advisory is available at oracle.com. This vulnerability was named CVE-2023-3817. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

The vulnerability scanner Nessus provides a plugin with the ID 211573 (Oracle Linux 9 : openssl / and / openssl-fips-provider (ELSA-2024-9333)), which helps to determine the existence of the flaw in a target environment.

A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (211573) and CERT Bund (WID-SEC-2025-1854). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Affected

HCL BigFix

Productinfo

Type

Database Software

Vendor

Oracle

Name

MySQL Connectors

Version

License

commercial

Website

Vendor: https://www.oracle.com

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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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: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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

Nessus ID: 211573
Nessus Name: Oracle Linux 9 : openssl / and / openssl-fips-provider (ELSA-2024-9333)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: 869ad69aadd985c7b8ca6f4e5dd0eb274c9f3644

Timelineinfo

07/21/2023 🔍
10/17/2023 +88 days 🔍
10/17/2023 +0 days 🔍
10/18/2023 +1 days 🔍
08/18/2025 +670 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: Oracle Critical Patch Update Advisory - October 2023
Status: Confirmed

CVE: CVE-2023-3817 (🔍)
GCVE (CVE): GCVE-0-2023-3817
GCVE (VulDB): GCVE-100-242770
CERT Bund: WID-SEC-2025-1854 - HCL BigFix Komponente: Mehrere Schwachstellen

Entryinfo

Created: 10/18/2023 06:16
Updated: 08/18/2025 10:53
Changes: 10/18/2023 06:16 (39), 11/10/2023 10:10 (4), 11/10/2023 10:16 (10), 11/19/2024 12:27 (17), 08/18/2025 10:53 (9)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.