CVE-2008-4682

5.0 MEDIUM 9% exploit odds Fix listed Denial of service

What it is

wtap.c in Wireshark 0.99.7 through 1.0.3 allows remote attackers to cause a denial of service (application abort) via a malformed Tamos CommView capture file (aka .ncf file) with an "unknown/unexpected packet type" that triggers a failed assertion.

At a glance

Exploitability: Can be exploited over the network without logging in. Limited direct impact.
Exploit odds: 9.3% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2008-10-22 18:00 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 22:58 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 9.3% in the next 30 days (EPSS).
Severity: 5.0 MEDIUM (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2008-10-22 18:00 UTC
Last modified: 2026-06-16 22:58 UTC
Exploit probability: 9.3% · EPSS, next 30 days
Weakness: CWE-20 · Improper input validation
Record status: Modified

Affected

Wireshark 0.99.7
Wireshark 0.99.8
Wireshark 1.0
Wireshark 1.0.0
Wireshark 1.0.1
Wireshark 1.0.2
Wireshark 1.0.3

Attack profile CVSS 2.0 · 5.0

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

Raw vector

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

Is it in your code?

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Fix and advisories

References

NVD record · CVE.org record