CVE-2005-2335

What it is

Buffer overflow in the POP3 client in Fetchmail before 6.2.5.2 allows remote POP3 servers to cause a denial of service and possibly execute arbitrary code via long UIDL responses. NOTE: a typo in an advisory accidentally used the wrong CVE identifier for the Fetchmail issue. This is the correct identifier.

At a glance

Exploitability

Can be exploited over the network without logging in. Limited direct impact.

Exploit odds

5.9% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2005-07-27 04:00 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-16 22:14 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 5.9% in the next 30 days (EPSS).
• Severity: 5.0 MEDIUM (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2005-07-27 04:00 UTC

Last modified

2026-06-16 22:14 UTC

Exploit probability

5.9% · EPSS, next 30 days

Weakness

CWE-119 · Buffer errors

Record status

Modified

Affected

• Fetchmail ≤ 6.2.5.1
• Fetchmail 4.5.1
• Fetchmail 4.5.2
• Fetchmail 4.5.3
• Fetchmail 4.5.4
• Fetchmail 4.5.5
• Fetchmail 4.5.6
• Fetchmail 4.5.7

Attack profile CVSS 2.0 · 5.0

Attack vector

Network

Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

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-2005-2335.md and follow it. Check whether this project is affected by CVE-2005-2335. 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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