Vulnerability · Published Apr 18, 2023 · Assigned by oracle

CVE-2023-21918

Medium 6.8

In plain English

A medium-severity security flaw in Database - Enterprise Edition from Oracle Corporation. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 52% of all known vulnerabilities).

Severity (CVSS 3.1)6.8Medium

Exploit odds (30 days)0.7%top 47.9% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Vulnerability in the Oracle Database Recovery Manager component of Oracle Database Server. Supported versions that are affected are 19c and 21c. Easily exploitable vulnerability allows high privileged attacker having Local SYSDBA privilege with network access via Oracle Net to compromise Oracle Database Recovery Manager. While the vulnerability is in Oracle Database Recovery Manager, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Database Recovery Manager. CVSS 3.1 Base Score 6.8 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H).

Affected products (as reported)

Vendor	Product	Versions
Oracle Corporation	Database - Enterprise Edition	19c21c

References

Oracle Advisory vendor-advisory