Vulnerability Details : CVE-2021-1993
Vulnerability in the Java VM component of Oracle Database Server. Supported versions that are affected are 12.1.0.2, 12.2.0.1, 18c and 19c. Difficult to exploit vulnerability allows low privileged attacker having Create Session privilege with network access via Oracle Net to compromise Java VM. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Java VM accessible data. CVSS 3.1 Base Score 4.8 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:H/A:N).
Products affected by CVE-2021-1993
- 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:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:enterprise_manager_ops_center:12.4.0.0:*:*:*:*:*:*:*
- cpe:2.3:o:oracle:zfs_storage_appliance:8.8:*:*:*:*:*:*:*
- cpe:2.3:a:oracle:hyperion_infrastructure_technology:11.1.2.4:*:*:*:*:*:*:*
Threat overview for CVE-2021-1993
Top countries where our scanners detected CVE-2021-1993
Top open port discovered on systems with this issue
1521
IPs affected by CVE-2021-1993 17,466
Threat actors abusing to this issue?
Yes
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Exploit prediction scoring system (EPSS) score for CVE-2021-1993
0.06%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 26 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-1993
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
2.1
|
LOW | AV:N/AC:H/Au:S/C:N/I:P/A:N |
3.9
|
2.9
|
NIST | |
|
4.8
|
MEDIUM | CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:H/A:N |
1.2
|
3.6
|
Oracle |
References for CVE-2021-1993
-
https://www.oracle.com/security-alerts/cpujan2021.html
Oracle Critical Patch Update Advisory - January 2021Vendor Advisory
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