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Fencer Vulns
medium 5.0

CVE-2004-0938 json

FreeRADIUS before 1.0.1 allows remote attackers to cause a denial of service (server crash) by sending an Ascend-Send-Secret attribute with…

published 2004-10-16 22 y ago modified 2026-06-16 4 mo ago also EUVD-2004-0936

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.7%
EPSS 3.7% chance of exploitation in 30 days, percentile 89%
public exploits
0
none known

Summary

FreeRADIUS before 1.0.1 allows remote attackers to cause a denial of service (server crash) by sending an Ascend-Send-Secret attribute without the required leading packet.

Patch / fix

  • freeradius Debian 14, Debian 13, Debian 12 1.0.1

debian advisories DEBIAN-CVE-2004-0938

  • freeradius RHEL 3 1.0.1-1.RHEL3

red hat advisories RHSA-2004:609

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2004-0938 updated

security flaw

  • Red Hat Enterprise Linux AS version 3 freeradius 1.0.1-1.RHEL3 Red Hat Enterprise Linux ES version 3 freeradius 1.0.1-1.RHEL3
    fixed: vendor fix RHSA-2004:609

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

3.65% chance of exploitation in the next 30 days, higher than 89% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.