Medium severity · published Jan 20, 2021
CVE-2021-1993
Vulnerability in the Java VM component of Oracle Database Server
4.8
CVSS
0.8%
EPSS
No
On KEV
Description
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).
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
High
Privileges
Low
User interaction
Required
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 57% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DS
Database Server · Oracle
12.1.0.2; 12.2.0.1; 18c; 19c · source: NVD
EM
Enterprise Manager Ops Center · Oracle
12.4.0.0 · source: NVD
HI
Hyperion Infrastructure Technology · Oracle
11.1.2.4 · source: NVD
ZS
Zfs Storage Appliance · Oracle
8.8 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-1993
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-1993
Vendor Advisory
https://www.oracle.com/security-alerts/cpujan2021.html
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