The wait_for_child_to_die function in main/event.c in FreeRADIUS 2.1.x before 2.1.10, in…
Priority LOW 24CWE-399Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-399 and the CVSS impact.
Summary
The wait_for_child_to_die function in main/event.c in FreeRADIUS 2.1.x before 2.1.10, in certain circumstances involving long-term database outages, does not properly handle long queue times for requests, which allows remote attackers to cause a denial of service (daemon crash) by sending many requests.
Why it matters now
EPSS 0.02213 82nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 9
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:freeradius:freeradius:2.1.0:*:*:*:*:*:*:* | 2.1.0 | Vulnerable | freeradius |
| cpe:2.3:a:freeradius:freeradius:2.1.1:*:*:*:*:*:*:* | 2.1.1 | Vulnerable | freeradius |
| cpe:2.3:a:freeradius:freeradius:2.1.2:*:*:*:*:*:*:* | 2.1.2 | Vulnerable | freeradius |
| cpe:2.3:a:freeradius:freeradius:2.1.3:*:*:*:*:*:*:* | 2.1.3 | Vulnerable | freeradius |
| cpe:2.3:a:freeradius:freeradius:2.1.4:*:*:*:*:*:*:* | 2.1.4 | Vulnerable | freeradius |
| cpe:2.3:a:freeradius:freeradius:2.1.6:*:*:*:*:*:*:* | 2.1.6 | Vulnerable | freeradius |
| cpe:2.3:a:freeradius:freeradius:2.1.7:*:*:*:*:*:*:* | 2.1.7 | Vulnerable | freeradius |
| cpe:2.3:a:freeradius:freeradius:2.1.8:*:*:*:*:*:*:* | 2.1.8 | Vulnerable | freeradius |
| cpe:2.3:a:freeradius:freeradius:2.1.9:*:*:*:*:*:*:* | 2.1.9 | Vulnerable | freeradius |
- cpe:2.3:a:freeradius:freeradius:2.1.0:*:*:*:*:*:*:* Versions 2.1.0 Vulnerable ·freeradius
- cpe:2.3:a:freeradius:freeradius:2.1.1:*:*:*:*:*:*:* Versions 2.1.1 Vulnerable ·freeradius
- cpe:2.3:a:freeradius:freeradius:2.1.2:*:*:*:*:*:*:* Versions 2.1.2 Vulnerable ·freeradius
- cpe:2.3:a:freeradius:freeradius:2.1.3:*:*:*:*:*:*:* Versions 2.1.3 Vulnerable ·freeradius
- cpe:2.3:a:freeradius:freeradius:2.1.4:*:*:*:*:*:*:* Versions 2.1.4 Vulnerable ·freeradius
- cpe:2.3:a:freeradius:freeradius:2.1.6:*:*:*:*:*:*:* Versions 2.1.6 Vulnerable ·freeradius
- cpe:2.3:a:freeradius:freeradius:2.1.7:*:*:*:*:*:*:* Versions 2.1.7 Vulnerable ·freeradius
- cpe:2.3:a:freeradius:freeradius:2.1.8:*:*:*:*:*:*:* Versions 2.1.8 Vulnerable ·freeradius
- cpe:2.3:a:freeradius:freeradius:2.1.9:*:*:*:*:*:*:* Versions 2.1.9 Vulnerable ·freeradius
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Not affected: 3 products
- Red Hat Enterprise Linux 4
- Red Hat Enterprise Linux 5
- Red Hat Enterprise Linux 6
Timeline
- 2026-10-02 Threatist record created from CVE-2010-3697
- 2026-10-03 Alias added: GHSA-v8vm-3fjp-pgmg
References
Patch 1
More Freeradius vulnerabilities
- TI-2019-07466 Race condition in freeradius CVSS 3.1HIGH 7.0
- TI-2024-03351 RADIUS Protocol under RFC2865 is vulnerable to forgery attacks. CVSS 3.1CRITICAL 9.0
- TI-2019-08409 FreeRADIUS before 3.0.19 does not prevent use of reflection for authentication spoofing… CVSS 3.0CRITICAL 9.8
- TI-2017-08061 An FR-GV-202 issue in FreeRADIUS 2.x before 2.2.10 allows "Write overflow in… CVSS 3.0CRITICAL 9.8
- TI-2017-08066 An FR-GV-301 issue in FreeRADIUS 3.x before 3.0.15 allows "Write overflow in… CVSS 3.0CRITICAL 9.8
- TI-2017-06599 The TLS session cache in FreeRADIUS 2.1.1 through 2.1.7, 3.0.x before 3.0.14, 3.1.x… CVSS 3.0CRITICAL 9.8
Sources
- CVE-2010-3697 · CVE Program
- CVE-2010-3697 · NVD
- FIRST EPSS
- GHSA-v8vm-3fjp-pgmg · GitHub Advisory Database · CC BY 4.0
- CVE-2010-3697 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences