CVE-2022-41859

freeradius: Information leakage in EAP-PWD

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Attend

*SSVC

Descriptions

In freeradius, the EAP-PWD function compute_password_element() leaks information about the password which allows an attacker to substantially reduce the size of an offline dictionary attack.

En freeradius, la función EAP-PWD Compute_password_element() filtra información sobre la contraseña, lo que permite a un atacante reducir sustancialmente el tamaño de un ataque de diccionario fuera de línea.

An update that fixes three vulnerabilities, contains one feature is now available. This update for freeradius-server fixes the following issues. Fixes an information leakage in EAP-PWD. Fixes a crash on unknown option in EAP-SIM. Fixes a crash on invalid abinary data.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:Attend

Exploitation

None

Automatable

Yes

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2022-09-30 CVE Reserved
2022-12-27 CVE Published
2025-04-07 CVE Updated
2025-06-19 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-200: Exposure of Sensitive Information to an Unauthorized Actor
CWE-522: Insufficiently Protected Credentials

CAPEC

References (4)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC
https://freeradius.org/security	2023-01-24
https://github.com/FreeRADIUS/freeradius-server/commit/9e5e8f2f	2023-01-24

URL	Date	SRC
https://access.redhat.com/security/cve/CVE-2022-41859	2023-05-16
https://bugzilla.redhat.com/show_bug.cgi?id=2078483	2023-05-16

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Freeradius Search vendor "Freeradius"		Freeradius Search vendor "Freeradius" for product "Freeradius"				< 3.0.0 Search vendor "Freeradius" for product "Freeradius" and version " < 3.0.0"		-		Affected