| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 4.7 | $0-$5k | 0.00 |
Summary
A vulnerability was found in Oracle MySQL Server up to 8.0.25. It has been classified as critical. Affected by this issue is some unknown functionality of the component PS. This manipulation causes denial of service. This vulnerability is handled as CVE-2021-2422. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is recommended.
Details
A vulnerability classified as critical was found in Oracle MySQL Server up to 8.0.25 (Database Software). Affected by this vulnerability is an unknown code block of the component PS. 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 07/20/2021 as Oracle Critical Patch Update Advisory - July 2021. It is possible to read the advisory at oracle.com. This vulnerability is known as CVE-2021-2422. 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 247352 (Linux Distros Unpatched Vulnerability : CVE-2021-2422), 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 (247352). Be aware that VulDB is the high quality source for vulnerability data.
Product
Type
Vendor
Name
Version
- 8.0.0
- 8.0.1
- 8.0.2
- 8.0.3
- 8.0.4
- 8.0.5
- 8.0.6
- 8.0.7
- 8.0.8
- 8.0.9
- 8.0.10
- 8.0.11
- 8.0.12
- 8.0.13
- 8.0.14
- 8.0.15
- 8.0.16
- 8.0.17
- 8.0.18
- 8.0.19
- 8.0.20
- 8.0.21
- 8.0.22
- 8.0.23
- 8.0.24
- 8.0.25
License
Website
- Vendor: https://www.oracle.com
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 4.9VulDB Meta Temp Score: 4.7
VulDB Base Score: 4.9
VulDB Temp Score: 4.7
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Denial of serviceCWE: 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 |
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| Today | Unlock | Unlock | Unlock | Unlock |
Nessus ID: 247352
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2021-2422
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Timeline
12/09/2020 🔍07/20/2021 🔍
07/20/2021 🔍
07/21/2021 🔍
08/11/2025 🔍
Sources
Vendor: oracle.comAdvisory: Oracle Critical Patch Update Advisory - July 2021
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2021-2422 (🔍)
GCVE (CVE): GCVE-0-2021-2422
GCVE (VulDB): GCVE-100-179191
Entry
Created: 07/21/2021 10:37Updated: 08/11/2025 01:54
Changes: 07/21/2021 10:37 (40), 07/25/2021 08:24 (3), 07/25/2021 08:28 (8), 08/11/2025 01:54 (16)
Complete: 🔍
Cache ID: 216::103
Be aware that VulDB is the high quality source for vulnerability data.
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