cbcvebase.
CVE-2021-31386
published 2021-10-19

CVE-2021-31386: A Protection Mechanism Failure vulnerability in the J-Web HTTP service of Juniper Networks Junos OS allows a remote unauthenticated attacker to perform…

medium5.9CVSS 3.1
AVNACHPRNUINSUCHINAN
A Protection Mechanism Failure vulnerability in the J-Web HTTP service of Juniper Networks Junos OS allows a remote unauthenticated attacker to perform Person-in-the-Middle (PitM) attacks against the device. This issue affects: Juniper Networks Junos OS 12.3 versions prior to 12.3R12-S20; 15.1 versions prior to 15.1R7-S11; 18.3 versions prior to 18.3R3-S6; 18.4 versions prior to 18.4R3-S10; 19.1 versions prior to 19.1R3-S7; 19.2 versions prior to 19.2R3-S4; 19.3 versions prior to 19.3R3-S4; 19.4 versions prior to 19.4R3-S6; 20.1 versions prior to 20.1R3-S2; 20.2 versions prior to 20.2R3-S3; 20.3 versions prior to 20.3R3-S1; 20.4 versions prior to 20.4R3; 21.1 versions prior to 21.1R3; 21.2 versions prior to 21.2R2.

Affected

30 ranges· showing 25
VendorProductVersion rangeFixed in
juniperj-web——
juniperjunos——
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juniperjunos_os——
juniper_networksjunos_os>= 12.3 < 12.3R12-S2012.3R12-S20
juniper_networksjunos_os>= 15.1 < 15.1R7-S1115.1R7-S11
juniper_networksjunos_os>= 18.3 < 18.3R3-S618.3R3-S6
juniper_networksjunos_os>= 18.4 < 18.4R3-S1018.4R3-S10
juniper_networksjunos_os>= 19.1 < 19.1R3-S719.1R3-S7
juniper_networksjunos_os>= 19.2 < 19.2R3-S419.2R3-S4
juniper_networksjunos_os>= 19.3 < 19.3R3-S419.3R3-S4
juniper_networksjunos_os>= 19.4 < 19.4R3-S619.4R3-S6
juniper_networksjunos_os>= 20.1 < 20.1R3-S220.1R3-S2