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Vulnerability record · CVE-1999-0103 · published 8 February 1996
CVE-1999-0103: Echo and chargen, or other combinations of UDP services, can be used in tandem to flood the server, a.k.a.
Echo and chargen, or other combinations of UDP services, can be used in tandem to flood the server, a.k.a. UDP bomb or UDP packet storm.
5.0 CVSS 2.0 Medium EPSS 15% · top 3.5%
5.0CVSS 2.0 base score
15%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
3References
16 Jun 2026Last modified by NVD
Description
Echo and chargen, or other combinations of UDP services, can be used in tandem to flood the server, a.k.a. UDP bomb or UDP packet storm.
AV:N/AC:L/Au:N/C:N/I:N/A:P
References
Track CVE-1999-0103 inside VULONE
Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.
Source: NIST National Vulnerability Database (record CVE-1999-0103), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.
