How severe is CVE-2005-4746?

CVE-2005-4746 has a CVSS 2.0 base score of 7.8, rated high severity.

Is CVE-2005-4746 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2005-4746?

CVE-2005-4746 primarily affects Freeradius. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2005-4746?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2005-4746 published?

CVE-2005-4746 was published on 2005-12-31 and last updated on 2026-06-16.

CVE-2005-4746

CVE-2005-4746 is a high-severity vulnerability in Freeradius with a CVSS 2.0 base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.8)
EPSS exploit prediction: 2% (82nd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Freeradius
Published: 2005-12-31
Last modified: 2026-06-16

Description

Multiple buffer overflows in FreeRADIUS 1.0.3 and 1.0.4 allow remote attackers to cause denial of service (crash) via (1) the rlm_sqlcounter module or (2) unknown vectors "while expanding %t".

Frequently asked questions

What is CVE-2005-4746?: Multiple buffer overflows in FreeRADIUS 1.0.3 and 1.0.4 allow remote attackers to cause denial of service (crash) via (1) the rlm_sqlcounter module or (2) unknown vectors "while expanding %t".
How severe is CVE-2005-4746?: CVE-2005-4746 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2005-4746 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-4746?: CVE-2005-4746 primarily affects Freeradius. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2005-4746?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2005-4746 published?: CVE-2005-4746 was published on 2005-12-31 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:freeradius:freeradius:1.0.3:*:*:*:*:*:*:*
cpe:2.3:a:freeradius:freeradius:1.0.4:*:*:*:*:*:*:*

More vulnerabilities in Freeradius

CVE-2019-11235 — Critical (CVSS 9.8): FreeRADIUS before 3.0.19 mishandles the "each participant verifies that the received scalar is within a range, and that…
CVE-2019-11234 — Critical (CVSS 9.8): FreeRADIUS before 3.0.19 does not prevent use of reflection for authentication spoofing, aka a "Dragonblood" issue, a…
CVE-2017-10984 — Critical (CVSS 9.8): An FR-GV-301 issue in FreeRADIUS 3.x before 3.0.15 allows "Write overflow in data2vp_wimax()" - this allows remote…
CVE-2017-10979 — Critical (CVSS 9.8): An FR-GV-202 issue in FreeRADIUS 2.x before 2.2.10 allows "Write overflow in rad_coalesce()" - this allows remote…
CVE-2017-9148 — Critical (CVSS 9.8): The TLS session cache in FreeRADIUS 2.1.1 through 2.1.7, 3.0.x before 3.0.14, 3.1.x before 2017-02-04, and 4.0.x before…
CVE-2024-3596 — Critical (CVSS 9.0): RADIUS Protocol under RFC 2865 is susceptible to forgery attacks by a local attacker who can modify any valid Response…

All CVEs affecting Freeradius →