FreeRADIUS Server src/lib/filters.c denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability was found in FreeRADIUS Server. It has been rated as problematic. Affected by this vulnerability is an unknown functionality of the file src/lib/filters.c. This manipulation causes denial of service. This vulnerability appears as CVE-2022-41861. The attack may be initiated remotely. There is no available exploit. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability classified as problematic was found in FreeRADIUS Server (Network Authentication Software) (version unknown). Affected by this vulnerability is an unknown function of the file src/lib/filters.c. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability.

The weakness was presented 12/30/2022. It is possible to read the advisory at github.com. This vulnerability is known as CVE-2022-41861 since 09/30/2022. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 236561 (Alibaba Cloud Linux 3 : 0087: freeradius:3.0 (ALINUX3-SA-2023:0087)), which helps to determine the existence of the flaw in a target environment.

Upgrading eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be patching the affected component.

The vulnerability is also documented in the vulnerability database at Tenable (236561). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 236561
Nessus Name: Alibaba Cloud Linux 3 : 0087: freeradius:3.0 (ALINUX3-SA-2023:0087)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Upgrade: github.com
Patch: github.com

Timelineinfo

09/30/2022 🔍
12/30/2022 +91 days 🔍
12/30/2022 +0 days 🔍
05/21/2025 +873 days 🔍

Sourcesinfo

Advisory: github.com
Status: Confirmed

CVE: CVE-2022-41861 (🔍)
GCVE (CVE): GCVE-0-2022-41861
GCVE (VulDB): GCVE-100-217063

Entryinfo

Created: 12/30/2022 15:15
Updated: 05/21/2025 21:20
Changes: 12/30/2022 15:15 (40), 01/26/2023 09:50 (12), 04/08/2025 01:24 (16), 05/21/2025 21:20 (2)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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