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CVE-2003-0108

MediumPublished

isakmp_sub_print in tcpdump 3.6 through 3.7.1 allows remote attackers to cause a denial of service (CPU consumption) via a certain malformed ISAKMP packet...

Published: Sep 1, 2004
Updated: Aug 8, 2024
Assigning CNA: mitre
Evidence observed: Mar 1, 2003

Primary CVSS

5.0/ 10Medium

nvd · CVSS 2.0

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

EPSS probability estimate

11.3%

Moderate · next 30 days

Percentile: 95.8%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

isakmp_sub_print in tcpdump 3.6 through 3.7.1 allows remote attackers to cause a denial of service (CPU consumption) via a certain malformed ISAKMP packet to UDP port 500, which causes tcpdump to enter an infinite loop.

Sources

TCPDump 3.x - Malformed ISAKMP Packet Denial of ServiceExploit
The Salvia Twist · linux · Mar 1, 2003

Responsible use

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