3.3
CVSSv2

CVE-2021-0208

Published: 15/01/2021 Updated: 25/10/2021
CVSS v2 Base Score: 3.3 | Impact Score: 2.9 | Exploitability Score: 6.5
CVSS v3 Base Score: 8.8 | Impact Score: 5.9 | Exploitability Score: 2.8
VMScore: 294
Vector: AV:A/AC:L/Au:N/C:N/I:N/A:P

Vulnerability Summary

An improper input validation vulnerability in the Routing Protocol Daemon (RPD) service of Juniper Networks Junos OS allows an malicious user to send a malformed RSVP packet when bidirectional LSPs are in use, which when received by an egress router crashes the RPD causing a Denial of Service (DoS) condition. Continued receipt of the packet will sustain the Denial of Service. This issue affects: Juniper Networks Junos OS: All versions before 17.3R3-S10 except 15.1X49-D240 for SRX series; 17.4 versions before 17.4R3-S2; 18.1 versions before 18.1R3-S10; 18.2 versions before 18.2R2-S7, 18.2R3-S4; 18.3 versions before 18.3R3-S2; 18.4 versions before 18.4R1-S8, 18.4R2-S6, 18.4R3-S2; 19.1 versions before 19.1R1-S5, 19.1R3-S3; 19.2 versions before 19.2R3; 19.3 versions before 19.3R2-S5, 19.3R3; 19.4 versions before 19.4R2-S2, 19.4R3-S1; 20.1 versions before 20.1R1-S4, 20.1R2; 15.1X49 versions before 15.1X49-D240 on SRX Series. Juniper Networks Junos OS Evolved: 19.3 versions before 19.3R2-S5-EVO; 19.4 versions before 19.4R2-S2-EVO; 20.1 versions before 20.1R1-S4-EVO.

Vulnerability Trend

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juniper junos 15.1x49

juniper junos 17.3

juniper junos 17.4

juniper junos 18.1

juniper junos 18.2

juniper junos 18.3

juniper junos 18.4

juniper junos 19.1

juniper junos 19.2

juniper junos 19.3

juniper junos 19.4

juniper junos 20.1

juniper junos os evolved 19.3

juniper junos os evolved 19.4

juniper junos os evolved 20.1