A Protection Mechanism Failure vulnerability in RPD (routing protocol daemon) of Juniper Networks Junos OS and Junos OS Evolved allows an adjacent unauthenticated malicious user to cause established IS-IS adjacencies to go down by sending a spoofed hello PDU leading to a Denial of Service (DoS) condition. Continued receipted of these spoofed PDUs will create a sustained Denial of Service (DoS) condition. This issue affects: Juniper Networks Junos OS All versions before 18.2R3-S8; 18.3 versions before 18.3R3-S5; 18.4 versions before 18.4R3-S9; 19.1 versions before 19.1R3-S7; 19.2 versions before 19.2R1-S7, 19.2R3-S3; 19.3 versions before 19.3R2-S6, 19.3R3-S2; 19.4 versions before 19.4R3-S3; 20.1 versions before 20.1R3; 20.2 versions before 20.2R3; 20.3 versions before 20.3R3; 20.4 versions before 20.4R2. Juniper Networks Junos OS Evolved All versions before 20.4R2-EVO; 21.1 versions before 21.1R2-EVO.
| Vulnerable Product | Search on Vulmon | Subscribe to Product |
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juniper junos |
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juniper junos 18.2 |
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juniper junos 18.3 |
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juniper junos 18.4 |
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juniper junos 19.1 |
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juniper junos 19.2 |
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juniper junos 19.3 |
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juniper junos 19.4 |
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juniper junos 20.1 |
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juniper junos 20.2 |
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juniper junos 20.3 |
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juniper junos 20.4 |
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juniper junos os evolved |
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juniper junos os evolved 20.4 |
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juniper junos os evolved 21.1 |
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