Oracle MySQL Server up to 8.0.21 Optimizer denial of service
| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 4.7 | $0-$5k | 0.00 |
Summary
A vulnerability categorized as critical has been discovered in Oracle MySQL Server up to 8.0.21. The affected element is an unknown function of the component Optimizer. The manipulation results in denial of service. This vulnerability is known as CVE-2020-14891. It is possible to launch the attack remotely. No exploit is available. It is advisable to upgrade the affected component.
Details
A vulnerability, which was classified as critical, was found in Oracle MySQL Server up to 8.0.21 (Database Software). Affected is an unknown functionality of the component Optimizer. 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 published 10/20/2020 as Oracle Critical Patch Update Advisory - October 2020. The advisory is available at oracle.com. This vulnerability is traded as CVE-2020-14891. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation requires an enhanced level of successful authentication. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1499 by the MITRE ATT&CK project.
Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.
If you want to get best quality of vulnerability data, you may have to visit VulDB.
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
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
| AV | AC | Au | C | I | A |
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| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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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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Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Timeline
06/19/2020 🔍10/20/2020 🔍
10/20/2020 🔍
10/21/2020 🔍
11/24/2020 🔍
Sources
Vendor: oracle.comAdvisory: Oracle Critical Patch Update Advisory - October 2020
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2020-14891 (🔍)
GCVE (CVE): GCVE-0-2020-14891
GCVE (VulDB): GCVE-100-163290
Entry
Created: 10/21/2020 20:48Updated: 11/24/2020 20:16
Changes: 10/21/2020 20:48 (40), 11/24/2020 20:11 (3), 11/24/2020 20:16 (8)
Complete: 🔍
Cache ID: 216::103
If you want to get best quality of vulnerability data, you may have to visit VulDB.
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