Vulnerability in Oracle Database
CVE-2023-21827
Vulnerability in the Oracle Database Data Redaction component of Oracle Database Server. Supported versions that are affected are 19c and 21c. Easily exploitable vulnerability allows low privileged attacker having Create Session privilege with network access via Oracle Net to compromise Oracle Database Data Redaction. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Oracle Database Data Redaction accessible data. CVSS 3.1 Base Score 4.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N).
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.005 (37.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 37th percentile — 37.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Oracle Database — versions 19c, 21c
- Oracle Corporation Database - Enterprise Edition — versions 19c, 21c
References
- www.oracle.com/security-alerts/cpujan2023.html (vendor-advisory, Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2023-21827?
- CVE-2023-21827 is a medium-severity vulnerability in Oracle Database. CVSS score: 4.3/10. Published 2023-01-18.
- How severe is CVE-2023-21827?
- Medium severity. CVSS v3 base score is 4.3 out of 10.