CVE-2006-4310

4.3 MEDIUM 6% exploit odds Fix listed Denial of service Browser & mail

What it is

Mozilla Firefox 1.5.0.6 allows remote attackers to cause a denial of service (crash) via a crafted FTP response, when attempting to connect with a username and password via the FTP URI.

At a glance

Exploitability: Can be exploited over the network without logging in. Limited direct impact.
Exploit odds: 6.1% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2006-08-23 19:04 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 22:28 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 6.1% in the next 30 days (EPSS).
Severity: 4.3 MEDIUM (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2006-08-23 19:04 UTC
Last modified: 2026-06-16 22:28 UTC
Exploit probability: 6.1% · EPSS, next 30 days
Weakness: CWE-20 · Improper input validation
Record status: Modified

Affected

Mozilla Firefox 1.5.0.6

Attack profile CVSS 2.0 · 4.3

Attack vector: Network
Complexity: Medium
Authentication: None
Confidentiality: None
Integrity: None
Availability: Partial

Raw vector

AV:N/AC:M/Au:N/C:N/I:N/A:P

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2006-4310.md and follow it. Check whether this project is affected by CVE-2006-4310. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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Fix and advisories

References

NVD record · CVE.org record