CVE-2003-0039

Name: CVE-2003-0039
Creator: NVD / NIST
Published: 2003-02-07T05:00:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 7.95%

Last modified Jun 16, 2026

CVE-2003-0039 is a vulnerability of currently unknown severity. ISC dhcrelay (dhcp-relay) 3.0rc9 and earlier, and possibly other versions, allows remote attackers to cause a denial of service (packet storm) via a certain BOOTP packet that is forwarded to a broadcast MAC address, causing an infinite loop that is not restricted by a hop count.. EPSS estimates a 7.95% chance of exploitation in the next 30 days.

Description

ISC dhcrelay (dhcp-relay) 3.0rc9 and earlier, and possibly other versions, allows remote attackers to cause a denial of service (packet storm) via a certain BOOTP packet that is forwarded to a broadcast MAC address, causing an infinite loop that is not restricted by a hop count.

Metrics

EPSS Probability

7.95%

94.0th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions	Update
Isc	Dhcpd	3.0.1	Rc1

References

Timeline

Published: Feb 7, 2003
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2003-0039?

How severe is CVE-2003-0039?

Severity scoring for CVE-2003-0039 is pending analysis. The EPSS model estimates a 7.95% probability of exploitation in the next 30 days.

How do I fix CVE-2003-0039?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2003-0039?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST