cbcvebase.
CVE-2021-0249
published 2021-04-22

CVE-2021-0249: On SRX Series devices configured with UTM services a buffer overflow vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS may allow…

critical9.8CVSS 3.1
AVNACLPRNUINSUCHIHAH
On SRX Series devices configured with UTM services a buffer overflow vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS may allow an attacker to arbitrarily execute code or commands on the target to take over or otherwise impact the device by sending crafted packets to or through the device. This issue affects: Juniper Networks Junos OS on SRX Series: 15.1X49 versions prior to 15.1X49-D190; 17.4 versions prior to 17.4R2-S9; 17.4R3 and later versions prior to 18.1R3-S9; 18.2 versions prior to 18.2R3-S1; 18.3 versions prior to 18.3R2-S3, 18.3R3; 18.4 versions prior to 18.4R2-S3, 18.4R3; 19.1 versions prior to 19.1R1-S4, 19.1R2; 19.2 versions prior to 19.2R1-S1, 19.2R2. An indicator of compromise can be the following text in the UTM log: RT_UTM: AV_FILE_NOT_SCANNED_PASSED_MT:

Affected

18 ranges
VendorProductVersion rangeFixed in
juniperjunos
juniperjunos
juniperjunos
juniperjunos
juniperjunos
juniperjunos
juniperjunos
juniperjunos
juniperjunos_os
junipersrx_series
juniper_networksjunos_os>= 15.1X49 < 15.1X49-D19015.1X49-D190
juniper_networksjunos_os>= 17.4 < 17.4R2-S917.4R2-S9
juniper_networksjunos_os>= 18.1 < 18.1R3-S918.1R3-S9
juniper_networksjunos_os>= 18.2 < 18.2R3-S118.2R3-S1
juniper_networksjunos_os>= 18.3 < 18.3R2-S3, 18.3R318.3R2-S3, 18.3R3
juniper_networksjunos_os>= 18.4 < 18.4R2-S3, 18.4R318.4R2-S3, 18.4R3
juniper_networksjunos_os>= 19.1 < 19.1R1-S4, 19.1R219.1R1-S4, 19.1R2
juniper_networksjunos_os>= 19.2 < 19.2R1-S1, 19.2R219.2R1-S1, 19.2R2