CVE-2020-2511
4 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:N/I:N/A:P
7.7 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
6.9 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
25.4%
Vulnerability in the Core RDBMS component of Oracle Database Server. Supported versions that are affected are 12.1.0.2, 12.2.0.1, 18c and 19c. Easily exploitable vulnerability allows low privileged attacker having Create Session privilege with network access via OracleNet to compromise Core RDBMS. While the vulnerability is in Core RDBMS, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Core RDBMS. CVSS 3.0 Base Score 7.7 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H).
Affected configurations
| Vendor | Product | Version | CPE |
|---|---|---|---|
| oracle | oracle_database | * | cpe:2.3:a:oracle:oracle_database:*:*:*:*:*:*:*:* |
| oracle | oracle_database | * | cpe:2.3:a:oracle:oracle_database:*:*:*:*:*:*:*:* |
CNA Affected
[
{
"product": "Oracle Database",
"vendor": "Oracle Corporation",
"versions": [
{
"status": "affected",
"version": "12.1.0.2"
},
{
"status": "affected",
"version": "12.2.0.1"
},
{
"status": "affected",
"version": "18c"
},
{
"status": "affected",
"version": "19c"
}
]
}
]Related
4 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:N/I:N/A:P
7.7 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
6.9 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
25.4%