Oracle MySQL Server up to 8.0.28 Optimizer denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Oracle MySQL Server up to 8.0.28. The affected element is an unknown function of the component Optimizer. Such manipulation leads to denial of service. This vulnerability is documented as CVE-2022-21438. The attack can be executed remotely. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Oracle MySQL Server up to 8.0.28 (Database Software). It has been rated as problematic. Affected by this issue is some unknown functionality 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 weakness was released 04/19/2022 as Oracle Critical Patch Update Advisory - April 2022. The advisory is shared for download at oracle.com. This vulnerability is handled as CVE-2022-21438. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.

The vulnerability scanner Nessus provides a plugin with the ID 236677 (Alibaba Cloud Linux 3 : 0081: mysql:8.0 (ALINUX3-SA-2023:0081)), which helps to determine the existence of the flaw in a target environment.

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

The vulnerability is also documented in the vulnerability database at Tenable (236677). Once again VulDB remains the best source for vulnerability data.

Productinfo

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Version

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Website

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 (Oracle): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: 236677
Nessus Name: Alibaba Cloud Linux 3 : 0081: mysql:8.0 (ALINUX3-SA-2023:0081)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

11/15/2021 🔍
04/19/2022 +154 days 🔍
04/19/2022 +0 days 🔍
04/20/2022 +1 days 🔍
05/18/2025 +1124 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: Oracle Critical Patch Update Advisory - April 2022
Status: Confirmed

CVE: CVE-2022-21438 (🔍)
GCVE (CVE): GCVE-0-2022-21438
GCVE (VulDB): GCVE-100-198116

Entryinfo

Created: 04/20/2022 08:01
Updated: 05/18/2025 05:04
Changes: 04/20/2022 08:01 (40), 04/26/2022 14:05 (2), 04/26/2022 14:08 (11), 05/18/2025 05:04 (16)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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