Predictable RADIUS ID's

2023-08-0210:05:06

Veracode Vulnerability Database

sca.analysiscenter.veracode.com

pyrad

radius

vulnerability

software

unauthorized actions

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

CVSS3

4.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

EPSS

0.008

Percentile

81.3%

JSON

pyrad is vulnerable to Predictable RADIUS ID’s. The vulnerability exists in CreateID function at packet.py due to creating serialized RADIUS packet IDs which allows an attacker to predict the ID of the next packet and perform unauthorized actions.