CVE-2003-0450

Name: CVE-2003-0450
Creator: NVD / NIST
Published: 2003-08-07T04:00:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 4.17%

Last modified Jun 16, 2026

CVE-2003-0450 is a vulnerability of currently unknown severity. Cistron RADIUS daemon (radiusd-cistron) 1.6.6 and earlier allows remote attackers to cause a denial of service and possibly execute arbitrary code via a large value in an NAS-Port attribute, which is interpreted as a negative number and causes a buffer overflow.. EPSS estimates a 4.17% chance of exploitation in the next 30 days.

Description

Cistron RADIUS daemon (radiusd-cistron) 1.6.6 and earlier allows remote attackers to cause a denial of service and possibly execute arbitrary code via a large value in an NAS-Port attribute, which is interpreted as a negative number and causes a buffer overflow.

Metrics

EPSS Probability

4.17%

89.6th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Cistron	Radius Daemon	<= 1.6.6

References

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=196063Exploit, Patch, Vendor Advisory
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000664
http://www.debian.org/security/2003/dsa-321Patch, Vendor Advisory
http://www.novell.com/linux/security/advisories/2003_030_radiusd_cistron.html
http://www.turbolinux.com/security/TLSA-2003-40.txtPatch, Vendor Advisory
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=196063Exploit, Patch, Vendor Advisory
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000664
http://www.debian.org/security/2003/dsa-321Patch, Vendor Advisory
http://www.novell.com/linux/security/advisories/2003_030_radiusd_cistron.html
http://www.turbolinux.com/security/TLSA-2003-40.txtPatch, Vendor Advisory

Timeline

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

Frequently Asked Questions

What is CVE-2003-0450?

How severe is CVE-2003-0450?

Severity scoring for CVE-2003-0450 is pending analysis. The EPSS model estimates a 4.17% probability of exploitation in the next 30 days.

How do I fix CVE-2003-0450?

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-2003-0450?

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

Scan your code now

Source: NVD / NIST