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 classified as critical has been found in Oracle MySQL Server up to 8.0.28. Affected by this issue is some unknown functionality of the component Optimizer. This manipulation causes denial of service. This vulnerability is handled as CVE-2023-21866. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability classified as critical was found in Oracle MySQL Server up to 8.0.28 (Database Software). Affected by this vulnerability is some unknown processing of the component Optimizer. 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 released 01/17/2023 as Oracle Critical Patch Update Advisory - January 2023. It is possible to read the advisory at oracle.com. This vulnerability is known as CVE-2023-21866. 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.

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

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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 (Oracle): 🔍

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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

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

Timelineinfo

12/17/2022 🔍
01/17/2023 +31 days 🔍
01/17/2023 +0 days 🔍
01/18/2023 +1 days 🔍
02/14/2023 +27 days 🔍

Sourcesinfo

Vendor: oracle.com

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

CVE: CVE-2023-21866 (🔍)
GCVE (CVE): GCVE-0-2023-21866
GCVE (VulDB): GCVE-100-218791

Entryinfo

Created: 01/18/2023 07:28
Updated: 02/14/2023 07:50
Changes: 01/18/2023 07:28 (39), 02/14/2023 07:38 (2), 02/14/2023 07:44 (11), 02/14/2023 07:50 (1)
Complete: 🔍
Cache ID: 216::103

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