CVE-2022-22236: An Access of Uninitialized Pointer vulnerability in SIP Application Layer Gateway (ALG) of Juniper Networks Junos OS on SRX Series and MX Series allows an…

PriorityP343high7.5CVSS 3.1

AVNACLPRNUINSUCNINAH

EPSS

0.62%

45.5th percentile

An Access of Uninitialized Pointer vulnerability in SIP Application Layer Gateway (ALG) of Juniper Networks Junos OS on SRX Series and MX Series allows an unauthenticated, network-based attacker to cause a Denial of Service (DoS). When specific valid SIP packets are received the PFE will crash and restart. This issue affects Juniper Networks Junos OS on SRX Series and MX Series: 20.4 versions prior to 20.4R3-S4; 21.1 versions prior to 21.1R3-S2; 21.2 versions prior to 21.2R3-S2; 21.3 versions prior to 21.3R2-S2, 21.3R3; 21.4 versions prior to 21.4R1-S2, 21.4R2; 22.1 versions prior to 22.1R1-S1, 22.1R2. This issue does not affect Juniper Networks Junos OS versions prior to 20.4R1.

Affected

15 ranges

Vendor	Product	Version range	Fixed in
juniper	junos	—	—
juniper	junos	—	—
juniper	junos	—	—
juniper	junos	—	—
juniper	junos	—	—
juniper	junos	—	—
juniper	junos_os	—	—
juniper	mx_series	—	—
juniper	srx_series	—	—
juniper_networks	junos_os	>= 20.4 < 20.4R3-S4	20.4R3-S4
juniper_networks	junos_os	>= 21.1 < 21.1R3-S2	21.1R3-S2
juniper_networks	junos_os	>= 21.2 < 21.2R3-S2	21.2R3-S2
juniper_networks	junos_os	>= 21.3 < 21.3R2-S2, 21.3R3	21.3R2-S2, 21.3R3
juniper_networks	junos_os	>= 21.4 < 21.4R1-S2, 21.4R2	21.4R1-S2, 21.4R2
juniper_networks	junos_os	>= 22.1 < 22.1R1-S1, 22.1R2	22.1R1-S1, 22.1R2

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