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 marked as critical has been reported in Oracle MySQL Server up to 8.0.21. The affected element is an unknown function of the component Optimizer. This manipulation causes denial of service. The identification of this vulnerability is CVE-2020-14785. It is possible to initiate the attack remotely. There is no exploit available. It is suggested to upgrade the affected component.
Details
A vulnerability classified as critical was found in Oracle MySQL Server up to 8.0.21 (Database Software). Affected by this vulnerability is an unknown code 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 shared 10/20/2020 as Oracle Critical Patch Update Advisory - October 2020. It is possible to read the advisory at oracle.com. This vulnerability is known as CVE-2020-14785. The exploitation appears to be easy. The attack can be launched remotely. Additional levels of successful authentication are needed for exploitation. 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.
Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.
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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
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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: 🔍
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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-2020-14785 (🔍)
GCVE (CVE): GCVE-0-2020-14785
GCVE (VulDB): GCVE-100-163279
Entry
Created: 10/21/2020 20:48Updated: 11/24/2020 18:43
Changes: 10/21/2020 20:48 (40), 11/24/2020 18:39 (3), 11/24/2020 18:43 (8)
Complete: 🔍
Cache ID: 216::103
Be aware that VulDB is the high quality source for vulnerability data.
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