Vulnerability Details : CVE-2020-2517
Vulnerability in the Database Gateway for ODBC component of Oracle Database Server. Supported versions that are affected are 11.2.0.4, 12.1.0.2, 12.2.0.1, 18c, and 19c. Difficult to exploit vulnerability allows high privileged attacker having Create Procedure, Create Database Link privilege with network access via OracleNet to compromise Database Gateway for ODBC. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Database Gateway for ODBC accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Database Gateway for ODBC. CVSS 3.0 Base Score 3.3 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:L).
Vulnerability category: Denial of service
Products affected by CVE-2020-2517
- cpe:2.3:a:oracle:database_server:11.2.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:database_server:12.1.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:database_server:12.2.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:database_server:18c:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:database_server:19c:*:*:*:*:*:*:*
Threat overview for CVE-2020-2517
Top countries where our scanners detected CVE-2020-2517
Top open port discovered on systems with this issue
1521
IPs affected by CVE-2020-2517 32,330
Threat actors abusing to this issue?
Yes
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attack surface intelligence
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Exploit prediction scoring system (EPSS) score for CVE-2020-2517
0.32%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 54 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-2517
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.9
|
MEDIUM | AV:N/AC:M/Au:S/C:N/I:P/A:P |
6.8
|
4.9
|
NIST | |
|
3.3
|
LOW | CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:L |
0.7
|
2.5
|
Oracle | |
|
3.3
|
LOW | CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:L |
0.7
|
2.5
|
NIST |
References for CVE-2020-2517
-
https://www.oracle.com/security-alerts/cpujan2020.html
Oracle Critical Patch Update Advisory - January 2020Patch;Vendor Advisory
-
http://seclists.org/fulldisclosure/2021/Feb/13
Full Disclosure: Oracle DB: various issues related to malicious database gatewaysMailing List;Third Party Advisory
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