CVE-2022-22236CWE-824

Junos OS: SRX Series and MX Series: When specific valid SIP packets are received the PFE will crash

High · published October 18, 2022

CVSS v3.1
7.5
EPSS
1%
Percentile
53.7
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00728 · 53.7th percentile
Weakness
CWE-824 · Access of Uninitialized Pointer
Published
2022-10-18T02:46Z
EPSS history
Timeline
  • 18 OCT 02:46Z
    Junos OS: SRX Series and MX Series: When specific valid SIP packets are received the PFE will crash
    cvelistv5