Oracle MySQL Server up to 8.0.23 Stored Procedure denial of service

CVSS Meta Temp Score
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CTI Interest Score
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4.7$0-$5k0.00

Summaryinfo

A vulnerability was found in Oracle MySQL Server up to 8.0.23 and classified as critical. This affects an unknown part of the component Stored Procedure. The manipulation results in denial of service. This vulnerability is cataloged as CVE-2021-2293. The attack may be launched remotely. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Oracle MySQL Server up to 8.0.23 (Database Software). Affected is an unknown code of the component Stored Procedure. The manipulation 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 weakness was shared 04/21/2021 as Oracle Critical Patch Update Advisory - April 2021. The advisory is shared for download at oracle.com. This vulnerability is traded as CVE-2021-2293. 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 250139 (Linux Distros Unpatched Vulnerability : CVE-2021-2293), 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 (250139). Once again VulDB remains the best 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: 4.7

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

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
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VulDB Reliability: 🔍

NVD Base Score: 🔍

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: 250139
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2021-2293

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

12/09/2020 🔍
04/21/2021 +132 days 🔍
04/21/2021 +0 days 🔍
04/23/2021 +2 days 🔍
08/17/2025 +1577 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: Oracle Critical Patch Update Advisory - April 2021
Status: Confirmed

CVE: CVE-2021-2293 (🔍)
GCVE (CVE): GCVE-0-2021-2293
GCVE (VulDB): GCVE-100-173604

Entryinfo

Created: 04/23/2021 06:40
Updated: 08/17/2025 11:14
Changes: 04/23/2021 06:40 (40), 04/26/2021 10:34 (5), 04/26/2021 10:36 (8), 08/17/2025 11:14 (16)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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