| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 6.8 | $0-$5k | 0.00 |
Summary
A vulnerability marked as critical has been reported in Oracle Database 19c/21c. This issue affects some unknown processing of the component Spatial/Graph. This manipulation causes denial of service. The identification of this vulnerability is CVE-2020-36518. It is possible to initiate the attack remotely. There is no exploit available.
Details
A vulnerability has been found in Oracle Database 19c/21c (Database Software) and classified as critical. Affected by this vulnerability is an unknown code of the component Spatial/Graph. 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 10/19/2022 as Oracle Critical Patch Update Advisory - October 2022. The advisory is shared at oracle.com. This vulnerability is known as CVE-2020-36518. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1499 for this issue.
The vulnerability scanner Nessus provides a plugin with the ID 240509 (RHEL 7 : Red Hat JBoss Enterprise Application Platform 7.3.14 Security update (Important) (RHSA-2025:9583)), which helps to determine the existence of the flaw in a target environment.
A possible mitigation has been published immediately after the disclosure of the vulnerability.
The vulnerability is also documented in the databases at Tenable (240509) and EUVD (EUVD-2022-1319). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.
Product
Type
Vendor
Name
Version
License
Website
- Vendor: https://www.oracle.com
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.0VulDB Meta Temp Score: 6.8
VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.5
NVD Vector: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
|---|---|---|---|---|---|
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
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 |
|---|---|---|---|---|
| Today | Unlock | Unlock | Unlock | Unlock |
Nessus ID: 240509
Nessus Name: RHEL 7 : Red Hat JBoss Enterprise Application Platform 7.3.14 Security update (Important) (RHSA-2025:9583)
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Timeline
03/11/2022 🔍10/19/2022 🔍
10/19/2022 🔍
10/19/2022 🔍
03/20/2026 🔍
Sources
Vendor: oracle.comAdvisory: Oracle Critical Patch Update Advisory - October 2022
Status: Confirmed
CVE: CVE-2020-36518 (🔍)
GCVE (CVE): GCVE-0-2020-36518
GCVE (VulDB): GCVE-100-211369
EUVD: 🔍
Entry
Created: 10/19/2022 08:29Updated: 03/20/2026 18:49
Changes: 10/19/2022 08:29 (39), 11/10/2022 12:26 (2), 11/10/2022 12:34 (18), 06/26/2025 08:42 (16), 08/28/2025 05:26 (1), 03/20/2026 18:49 (1)
Complete: 🔍
Cache ID: 216::103
Several companies clearly confirm that VulDB is the primary source for best vulnerability data.
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