Vulnerability in the Oracle Database Recovery Manager component of Oracle Database Server.
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA.
Summary
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).
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Oracle | Database - Enterprise Edition | 19c; 21c | — | No fix listed | CNA |
- Database - Enterprise Edition VendorOracle Affected 19c; 21c Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Advisory ·
Oracle Database - Enterprise Edition — oracle.com/security-alerts/cpuapr2023.html
2 records Highest priority Priority LOW 2 LOW
Other records, highest priority first
- TI-2023-08309 Vulnerability in the Java VM component of Oracle Database Server.Priority LOW 31
Timeline
- 2026-10-02 Threatist record created from CVE-2023-21918
- 2026-10-03 Alias added: GHSA-23qh-6x5w-x4r7
References
Patch 1
Sources
- CVE-2023-21918 · CVE Program
- CVE-2023-21918 · NVD
- FIRST EPSS
- GHSA-23qh-6x5w-x4r7 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences