Oracle MySQL Server 8.0.35 and prior/8.2.0 and prior Optimizer denial of service

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability was found in Oracle MySQL Server 8.0.35 and prior/8.2.0 and prior. It has been rated as critical. The affected element is an unknown function of the component Optimizer. The manipulation leads to denial of service. This vulnerability is traded as CVE-2024-20966. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Oracle MySQL Server 8.0.35 and prior/8.2.0 and prior (Database Software). It has been rated as critical. This issue affects an unknown function of the component Optimizer. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. The summary by CVE is:

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.35 and prior and 8.2.0 and prior. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).

The weakness was shared 01/16/2024 as Oracle Critical Patch Update Advisory - January 2024. It is possible to read the advisory at oracle.com. The identification of this vulnerability is CVE-2024-20966. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 235542 (RockyLinux 8 : mysql:8.0 (RLSA-2024:0894)), 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 vulnerability database at Tenable (235542). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.9
VulDB Meta Temp Score: 4.8

VulDB Base Score: 4.9
VulDB Temp Score: 4.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 4.9
CNA Vector: 🔍

CVSSv2info

AVACAuCIA
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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: 🔍

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Nessus ID: 235542
Nessus Name: RockyLinux 8 : mysql:8.0 (RLSA-2024:0894)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

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

Timelineinfo

12/07/2023 🔍
01/16/2024 +40 days 🔍
01/16/2024 +0 days 🔍
01/17/2024 +1 days 🔍
05/08/2025 +477 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: Oracle Critical Patch Update Advisory - January 2024
Status: Confirmed

CVE: CVE-2024-20966 (🔍)
GCVE (CVE): GCVE-0-2024-20966
GCVE (VulDB): GCVE-100-251279

Entryinfo

Created: 01/17/2024 09:10
Updated: 05/08/2025 15:11
Changes: 01/17/2024 09:10 (39), 02/10/2024 08:00 (1), 11/06/2024 20:47 (27), 05/08/2025 15:11 (2)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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