CVE-2008-5297

What it is

Buffer overflow in No-IP DUC 2.1.7 and earlier allows remote HTTP servers to execute arbitrary code via a crafted response to a DNS update request, related to a missing length check in the GetNextLine function.

At a glance

Exploitability

Can be exploited over the network without logging in. High risk of data exposure, data tampering, service disruption.

Exploit odds

18.5% chance of exploitation in the next 30 days (EPSS). Higher than most.

Fix

No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

1. 2008-12-01 00:00 UTC ReservedThe CVE id was reserved by its CNA
2. 2008-12-01 15:30 UTC PublishedDisclosed publicly on CVE.org and NVD
3. 2026-06-16 22:59 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 18.5% in the next 30 days (EPSS).
• Severity: 7.6 HIGH (CVSS).
• Fix: none linked yet, which raises it.

Details

Published

2008-12-01 15:30 UTC

Last modified

2026-06-16 22:59 UTC

Exploit probability

18.5% · EPSS, next 30 days

Weakness

CWE-119 · Buffer errors

Record status

Modified

Affected

• Vitalwerks no-ip Duc ≤ 2.1.7
• Vitalwerks no-ip Duc 2.0.3
• Vitalwerks no-ip Duc 2.1
• Vitalwerks no-ip Duc 2.1.5

Attack profile CVSS 2.0 · 7.6

Attack vector

Network

Complexity

High

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

Is it in your code?

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