Database
CVE-2023-21827
MEDIUM
Severity by source
AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Primary rating from Vendor (oracle) · only source for this CVE.
CVSS VectorVendor: oracle
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Lifecycle Timeline
1DescriptionCVE.org
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).
AnalysisAI
Vulnerability in the Oracle Database Data Redaction component of Oracle Database Server. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, low attack complexity.
Technical ContextAI
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). Affected products include: Oracle Database.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
When using Apache Tomcat versions 10.0.0-M1 to 10.0.0-M4, 9.0.0.M1 to 9.0.34, 8.5.0 to 8.5.54 and 7.0.0 to 7.0.103 if a)
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Same technique Authentication Bypass
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External POC / Exploit Code
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