cbcvebase.
CVE-2021-0223
published 2021-01-15

CVE-2021-0223: A local privilege escalation vulnerability in telnetd.real of Juniper Networks Junos OS may allow a locally authenticated shell user to escalate privileges and…

high7.8CVSS 3.1
AVLACLPRLUINSUCHIHAH
A local privilege escalation vulnerability in telnetd.real of Juniper Networks Junos OS may allow a locally authenticated shell user to escalate privileges and execute arbitrary commands as root. telnetd.real is shipped with setuid permissions enabled and is owned by the root user, allowing local users to run telnetd.real with root privileges. This issue affects Juniper Networks Junos OS: all versions prior to 15.1R7-S9; 17.3 versions prior to 17.3R3-S11; 17.4 versions prior to 17.4R2-S12, 17.4R3-S3; 18.1 versions prior to 18.1R3-S11; 18.2 versions prior to 18.2R3-S6; 18.3 versions prior to 18.3R2-S4, 18.3R3-S4; 18.4 versions prior to 18.4R2-S7, 18.4R3-S6; 19.1 versions prior to 19.1R2-S2, 19.1R3-S4; 19.2 versions prior to 19.2R1-S6, 19.2R3-S1; 19.3 versions prior to 19.3R3-S1; 19.4 versions prior to 19.4R2-S2, 19.4R3; 20.1 versions prior to 20.1R1-S4, 20.1R2; 20.2 versions prior to 20.2R2.

Affected

27 ranges· showing 25
VendorProductVersion rangeFixed in
juniperjunos
juniperjunos
juniperjunos
juniperjunos
juniperjunos
juniperjunos
juniperjunos
juniperjunos
juniperjunos
juniperjunos
juniperjunos
juniperjunos
juniperjunos
juniperjunos_os
juniper_networksjunos_os>= 17.3 < 17.3R3-S1117.3R3-S11
juniper_networksjunos_os>= 17.4 < 17.4R2-S12, 17.4R3-S317.4R2-S12, 17.4R3-S3
juniper_networksjunos_os>= 18.1 < 18.1R3-S1118.1R3-S11
juniper_networksjunos_os>= 18.2 < 18.2R3-S618.2R3-S6
juniper_networksjunos_os>= 18.3 < 18.3R2-S4, 18.3R3-S418.3R2-S4, 18.3R3-S4
juniper_networksjunos_os>= 18.4 < 18.4R2-S7, 18.4R3-S618.4R2-S7, 18.4R3-S6
juniper_networksjunos_os>= 19.1 < 19.1R2-S2, 19.1R3-S419.1R2-S2, 19.1R3-S4
juniper_networksjunos_os>= 19.2 < 19.2R1-S6, 19.2R3-S119.2R1-S6, 19.2R3-S1
juniper_networksjunos_os>= 19.3 < 19.3R3-S119.3R3-S1
juniper_networksjunos_os>= 19.4 < 19.4R2-S2, 19.4R319.4R2-S2, 19.4R3
juniper_networksjunos_os>= 20.1 < 20.1R1-S4, 20.1R220.1R1-S4, 20.1R2