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.

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.

Scores

EPSS (exploitation in 30 days)

14.5% · top 3.3% of all CVEs (6 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.

Weakness

• n/a

Affected products

• n/a

  • affected n/a

References (2)

• https://ics-cert.us-cert.gov/advisories/ICSMA-18-233-01 (opens in a new tab)x_refsource_MISCx_transferred
• http://www.securityfocus.com/bid/80171 (opens in a new tab)

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-1999-0103](https://trackcve.app/badge/CVE-1999-0103.svg)](https://trackcve.app/cve/CVE-1999-0103)

Record last updated 17 Mar 2025, 15:03 UTC.