An Unchecked Return Value vulnerability in the authd (authentication daemon) of Juniper Networks Junos OS on MX Series configured for subscriber management / BBE allows an adjacent attacker to cause a crash by sending a specific username. This impacts authentication, authorization, and accounting (AAA) services on the MX devices and leads to a Denial of Service (DoS) condition. Continued receipted of these PPP login request will create a sustained Denial of Service (DoS) condition. This issue affects: Juniper Networks Junos OS 15.1 versions prior to 15.1R7-S9; 17.3 versions prior to 17.3R3-S12; 17.4 versions prior to 17.4R3-S5; 18.1 versions prior to 18.1R3-S13; 18.2 versions prior to 18.2R3-S8; 18.3 versions prior to 18.3R3-S5; 18.4 versions prior to 18.4R3-S9; 19.1 versions prior to 19.1R3-S6; 19.2 versions prior to 19.2R1-S7, 19.2R3-S3; 19.3 versions prior to 19.3R2-S6, 19.3R3-S3; 19.4 versions prior to 19.4R3-S3; 20.1 versions prior to 20.1R3; 20.2 versions prior to 20.2R3-S1; 20.3 versions prior to 20.3R3; 20.4 versions prior to 20.4R3; 21.1 versions prior to 21.1R2.
References
| Link | Resource |
|---|---|
| https://kb.juniper.net/JSA11228 | Patch Vendor Advisory |
| https://kb.juniper.net/JSA11228 | Patch Vendor Advisory |
Configurations
Configuration 1 (hide)
| AND |
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History
21 Nov 2024, 06:05
| Type | Values Removed | Values Added |
|---|---|---|
| References | () https://kb.juniper.net/JSA11228 - Patch, Vendor Advisory |
Information
Published : 2021-10-19 19:15
Updated : 2024-11-21 06:05
NVD link : CVE-2021-31366
Mitre link : CVE-2021-31366
CVE.ORG link : CVE-2021-31366
JSON object : View
Products Affected
juniper
- mx2008
- mx40
- mx150
- mx10016
- mx960
- mx10008
- mx80
- mx5
- mx10
- junos
- mx104
- mx10003
- mx2020
- mx2010
- mx240
- mx480
- mx204
CWE
CWE-252
Unchecked Return Value