CVE-2023-21918 — Vulnerability in the Oracle Database Recovery Manager component of Oracle Databa

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 co

01What is this vulnerability?

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…

02Affected products

Vendor	Product	Versions
Oracle Corporation	Database	Enterprise Edition — 19c, 21c

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-04-18T19:54:19.204Z
• Last modified: 2024-09-16T19:43:07.966Z

09References

• www.oracle.com — https://www.oracle.com/security-alerts/cpuapr2023.html