CVE-2005-4348

7.8 HIGH 4% exploit odds No fix listed

What it is

fetchmail before 6.3.1 and before 6.2.5.5, when configured for multidrop mode, allows remote attackers to cause a denial of service (application crash) by sending messages without headers from upstream mail servers.

At a glance

Exploitability: Can be exploited over the network without logging in. High risk of service disruption.
Exploit odds: 3.6% chance of exploitation in the next 30 days (EPSS).
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2005-12-21 00:03 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 22:18 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 3.6% in the next 30 days (EPSS).
Severity: 7.8 HIGH (CVSS).
Fix: none linked yet, which raises it.

Details

Published: 2005-12-21 00:03 UTC
Last modified: 2026-06-16 22:18 UTC
Exploit probability: 3.6% · EPSS, next 30 days
Weakness: CWE-399
Record status: Modified

Affected

Fetchmail < 6.2.5.5
Fetchmail < 6.3.1

Attack profile CVSS 2.0 · 7.8

Attack vector: Network
Complexity: Low
Authentication: None
Confidentiality: None
Integrity: None
Availability: Complete

Raw vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

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-2005-4348.md and follow it. Check whether this project is affected by CVE-2005-4348. 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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References

NVD record · CVE.org record