When the "Intrusion Detection Service" (IDS) feature is configured on Juniper Networks MX series with a dynamic firewall filter using IPv6 source or destination prefix, it may incorrectly match the prefix as /32, causing the filter to block unexpected traffic. This issue affects only IPv6 prefixes when used as source and destination. This issue affects MX Series devices using MS-MPC, MS-MIC or MS-SPC3 service cards with IDS service configured. This issue affects: Juniper Networks Junos OS 17.3 versions prior to 17.3R3-S10 on MX Series; 17.4 versions prior to 17.4R3-S3 on MX Series; 18.1 versions prior to 18.1R3-S11 on MX Series; 18.2 versions prior to 18.2R3-S6 on MX Series; 18.3 versions prior to 18.3R3-S4 on MX Series; 18.4 versions prior to 18.4R3-S6 on MX Series; 19.1 versions prior to 19.1R2-S2, 19.1R3-S3 on MX Series; 19.2 versions prior to 19.2R3-S1 on MX Series; 19.3 versions prior to 19.3R2-S5, 19.3R3-S1 on MX Series; 19.4 versions prior to 19.4R3 on MX Series; 20.1 versions prior to 20.1R2 on MX Series; 20.2 versions prior to 20.2R2 on MX Series;
References
| Link | Resource |
|---|---|
| https://kb.juniper.net/JSA11095 | Vendor Advisory |
| https://kb.juniper.net/JSA11095 | Vendor Advisory |
Configurations
Configuration 1 (hide)
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History
21 Nov 2024, 05:42
| Type | Values Removed | Values Added |
|---|---|---|
| References | () https://kb.juniper.net/JSA11095 - Vendor Advisory |
Information
Published : 2021-01-15 18:15
Updated : 2024-11-21 05:42
NVD link : CVE-2021-0205
Mitre link : CVE-2021-0205
CVE.ORG link : CVE-2021-0205
JSON object : View
Products Affected
juniper
- mx2008
- mx40
- mx150
- mx5
- mx960
- mx80
- mx10000
- mx10
- junos
- mx104
- mx10003
- mx2020
- mx2010
- mx240
- mx480
- mx204
CWE