CVE-2008-3680

Ventrilo vulnerability

CVSS

5.0

EPSS

9.8%

EPSS pct

95th

Exploited

No known

The decryption function in Flagship Industries Ventrilo 3.0.2 and earlier allows remote attackers to cause a denial of service (NULL pointer dereference and server crash) by sending a type 0 packet with an invalid version followed by another packet to TCP port 3784.

Affected vendor

Flagship Industries

Affected product

Ventrilo

CVSS vector

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

Weakness type (CWE)

CWE-20 — Improper Input Validation

Published

2008-08-14

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to partial impact to availability.

Its EPSS score of 9.8% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 95% of all scored CVEs.

Check your external exposure to CVE-2008-3680

Confirm whether Flagship Industries Ventrilo is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2008-3680.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2008-3680

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2008-3680 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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