CVE-2003-0967

CVE-2003-0967 is a medium-severity vulnerability in Freeradius with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

rad_decode in FreeRADIUS 0.9.2 and earlier allows remote attackers to cause a denial of service (crash) via a short RADIUS string attribute with a tag, which causes memcpy to be called with a -1 length argument, as demonstrated using the Tunnel-Password attribute.

Frequently asked questions

What is CVE-2003-0967?
rad_decode in FreeRADIUS 0.9.2 and earlier allows remote attackers to cause a denial of service (crash) via a short RADIUS string attribute with a tag, which causes memcpy to be called with a -1 length argument, as demonstrated using the Tunnel-Password attribute.
How severe is CVE-2003-0967?
CVE-2003-0967 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2003-0967 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2003-0967?
CVE-2003-0967 affects Freeradius. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2003-0967?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2003-0967 published?
CVE-2003-0967 was published on 2003-12-15 and last updated on 2026-06-16.

References

Affected products (1)

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